/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Copyright (C) 2006 Antoine Cellerier * Based on parts of rockpaint 0.45, Copyright (C) 2005 Eli Sherer * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY * KIND, either express or implied. * ****************************************************************************/ /** * TODO: * - implement 2 layers with alpha colors * - take brush width into account when drawing shapes * - handle bigger than screen bitmaps * - cache fonts when building the font preview (else it only works well on simulators because they have "fast" disk read) */ #include "plugin.h" #include "lib/pluginlib_bmp.h" #include "lib/rgb_hsv.h" #include "lib/playback_control.h" PLUGIN_HEADER /*********************************************************************** * Buttons ***********************************************************************/ #if CONFIG_KEYPAD == IRIVER_H300_PAD #define ROCKPAINT_QUIT BUTTON_OFF #define ROCKPAINT_DRAW BUTTON_SELECT #define ROCKPAINT_MENU BUTTON_ON #define ROCKPAINT_TOOLBAR BUTTON_REC #define ROCKPAINT_TOOLBAR2 BUTTON_MODE #define ROCKPAINT_UP BUTTON_UP #define ROCKPAINT_DOWN BUTTON_DOWN #define ROCKPAINT_LEFT BUTTON_LEFT #define ROCKPAINT_RIGHT BUTTON_RIGHT #elif (CONFIG_KEYPAD == IPOD_4G_PAD) || (CONFIG_KEYPAD == IPOD_3G_PAD) || \ (CONFIG_KEYPAD == IPOD_1G2G_PAD) #define ROCKPAINT_QUIT ( ~BUTTON_MAIN ) #define ROCKPAINT_DRAW BUTTON_SELECT #define ROCKPAINT_MENU ( BUTTON_SELECT | BUTTON_MENU ) #define ROCKPAINT_TOOLBAR ( BUTTON_MENU | BUTTON_LEFT ) #define ROCKPAINT_TOOLBAR2 ( BUTTON_MENU | BUTTON_RIGHT ) #define ROCKPAINT_UP BUTTON_MENU #define ROCKPAINT_DOWN BUTTON_PLAY #define ROCKPAINT_LEFT BUTTON_LEFT #define ROCKPAINT_RIGHT BUTTON_RIGHT #elif ( CONFIG_KEYPAD == IAUDIO_X5M5_PAD ) #define ROCKPAINT_QUIT BUTTON_POWER #define ROCKPAINT_DRAW BUTTON_SELECT #define ROCKPAINT_MENU BUTTON_PLAY #define ROCKPAINT_TOOLBAR BUTTON_REC #define ROCKPAINT_TOOLBAR2 ( BUTTON_REC | BUTTON_LEFT ) #define ROCKPAINT_UP BUTTON_UP #define ROCKPAINT_DOWN BUTTON_DOWN #define ROCKPAINT_LEFT BUTTON_LEFT #define ROCKPAINT_RIGHT BUTTON_RIGHT #elif CONFIG_KEYPAD == GIGABEAT_PAD #define ROCKPAINT_QUIT BUTTON_POWER #define ROCKPAINT_DRAW BUTTON_SELECT #define ROCKPAINT_MENU BUTTON_MENU #define ROCKPAINT_TOOLBAR BUTTON_A #define ROCKPAINT_TOOLBAR2 ( BUTTON_A | BUTTON_LEFT ) #define ROCKPAINT_UP BUTTON_UP #define ROCKPAINT_DOWN BUTTON_DOWN #define ROCKPAINT_LEFT BUTTON_LEFT #define ROCKPAINT_RIGHT BUTTON_RIGHT #elif (CONFIG_KEYPAD == SANSA_E200_PAD) || \ (CONFIG_KEYPAD == SANSA_C200_PAD) #define ROCKPAINT_QUIT BUTTON_POWER #define ROCKPAINT_DRAW BUTTON_SELECT #define ROCKPAINT_MENU ( BUTTON_SELECT | BUTTON_POWER ) #define ROCKPAINT_TOOLBAR BUTTON_REC #define ROCKPAINT_TOOLBAR2 ( BUTTON_REC | BUTTON_LEFT ) #define ROCKPAINT_UP BUTTON_UP #define ROCKPAINT_DOWN BUTTON_DOWN #define ROCKPAINT_LEFT BUTTON_LEFT #define ROCKPAINT_RIGHT BUTTON_RIGHT #elif (CONFIG_KEYPAD == SANSA_FUZE_PAD) #define ROCKPAINT_QUIT (BUTTON_HOME|BUTTON_REPEAT) #define ROCKPAINT_DRAW BUTTON_SELECT #define ROCKPAINT_MENU ( BUTTON_SELECT | BUTTON_DOWN ) #define ROCKPAINT_TOOLBAR ( BUTTON_SELECT | BUTTON_LEFT ) #define ROCKPAINT_TOOLBAR2 ( BUTTON_SELECT | BUTTON_RIGHT ) #define ROCKPAINT_UP BUTTON_UP #define ROCKPAINT_DOWN BUTTON_DOWN #define ROCKPAINT_LEFT BUTTON_LEFT #define ROCKPAINT_RIGHT BUTTON_RIGHT #elif ( CONFIG_KEYPAD == IRIVER_H10_PAD ) #define ROCKPAINT_QUIT BUTTON_POWER #define ROCKPAINT_DRAW BUTTON_FF #define ROCKPAINT_MENU BUTTON_PLAY #define ROCKPAINT_TOOLBAR BUTTON_REW #define ROCKPAINT_TOOLBAR2 ( BUTTON_REW | BUTTON_LEFT ) #define ROCKPAINT_UP BUTTON_SCROLL_UP #define ROCKPAINT_DOWN BUTTON_SCROLL_DOWN #define ROCKPAINT_LEFT BUTTON_LEFT #define ROCKPAINT_RIGHT BUTTON_RIGHT #elif CONFIG_KEYPAD == GIGABEAT_S_PAD #define ROCKPAINT_QUIT BUTTON_BACK #define ROCKPAINT_DRAW BUTTON_SELECT #define ROCKPAINT_MENU BUTTON_MENU #define ROCKPAINT_TOOLBAR BUTTON_PLAY #define ROCKPAINT_TOOLBAR2 ( BUTTON_PLAY | BUTTON_LEFT ) #define ROCKPAINT_UP BUTTON_UP #define ROCKPAINT_DOWN BUTTON_DOWN #define ROCKPAINT_LEFT BUTTON_LEFT #define ROCKPAINT_RIGHT BUTTON_RIGHT #elif ( CONFIG_KEYPAD == COWOND2_PAD ) #define ROCKPAINT_QUIT BUTTON_POWER #define ROCKPAINT_MENU BUTTON_MENU #elif CONFIG_KEYPAD == CREATIVEZVM_PAD #define ROCKPAINT_QUIT BUTTON_BACK #define ROCKPAINT_DRAW BUTTON_SELECT #define ROCKPAINT_MENU BUTTON_MENU #define ROCKPAINT_TOOLBAR BUTTON_PLAY #define ROCKPAINT_TOOLBAR2 ( BUTTON_PLAY | BUTTON_LEFT ) #define ROCKPAINT_UP BUTTON_UP #define ROCKPAINT_DOWN BUTTON_DOWN #define ROCKPAINT_LEFT BUTTON_LEFT #define ROCKPAINT_RIGHT BUTTON_RIGHT #elif CONFIG_KEYPAD == PHILIPS_HDD1630_PAD #define ROCKPAINT_QUIT BUTTON_POWER #define ROCKPAINT_DRAW BUTTON_SELECT #define ROCKPAINT_MENU BUTTON_MENU #define ROCKPAINT_TOOLBAR BUTTON_VIEW #define ROCKPAINT_TOOLBAR2 BUTTON_PLAYLIST #define ROCKPAINT_UP BUTTON_UP #define ROCKPAINT_DOWN BUTTON_DOWN #define ROCKPAINT_LEFT BUTTON_LEFT #define ROCKPAINT_RIGHT BUTTON_RIGHT #elif ( CONFIG_KEYPAD == ONDAVX747_PAD ) #define ROCKPAINT_QUIT BUTTON_POWER #define ROCKPAINT_MENU BUTTON_MENU #elif ( CONFIG_KEYPAD == ONDAVX777_PAD ) #define ROCKPAINT_QUIT BUTTON_POWER #elif CONFIG_KEYPAD == MROBE500_PAD #define ROCKPAINT_QUIT BUTTON_POWER #elif ( CONFIG_KEYPAD == SAMSUNG_YH_PAD ) #define ROCKPAINT_QUIT BUTTON_REC #define ROCKPAINT_DRAW BUTTON_PLAY #define ROCKPAINT_MENU BUTTON_FFWD #define ROCKPAINT_TOOLBAR BUTTON_REW #define ROCKPAINT_TOOLBAR2 ( BUTTON_REW | BUTTON_LEFT ) #define ROCKPAINT_UP BUTTON_UP #define ROCKPAINT_DOWN BUTTON_DOWN #define ROCKPAINT_LEFT BUTTON_LEFT #define ROCKPAINT_RIGHT BUTTON_RIGHT #else #error "Please define keys for this keypad" #endif #ifdef HAVE_TOUCHSCREEN #ifndef ROCKPAINT_QUIT #define ROCKPAINT_QUIT BUTTON_TOPLEFT #endif #ifndef ROCKPAINT_DRAW #define ROCKPAINT_DRAW BUTTON_CENTER #endif #ifndef ROCKPAINT_MENU #define ROCKPAINT_MENU BUTTON_TOPRIGHT #endif #ifndef ROCKPAINT_TOOLBAR #define ROCKPAINT_TOOLBAR BUTTON_BOTTOMLEFT #endif #ifndef ROCKPAINT_TOOLBAR2 #define ROCKPAINT_TOOLBAR2 BUTTON_BOTTOMRIGHT #endif #ifndef ROCKPAINT_UP #define ROCKPAINT_UP BUTTON_TOPMIDDLE #endif #ifndef ROCKPAINT_DOWN #define ROCKPAINT_DOWN BUTTON_BOTTOMMIDDLE #endif #ifndef ROCKPAINT_LEFT #define ROCKPAINT_LEFT BUTTON_MIDLEFT #endif #ifndef ROCKPAINT_RIGHT #define ROCKPAINT_RIGHT BUTTON_MIDRIGHT #endif #endif /*********************************************************************** * Palette Default Colors ***********************************************************************/ #define COLOR_BLACK LCD_RGBPACK(0,0,0) #define COLOR_WHITE LCD_RGBPACK(255,255,255) #define COLOR_DARKGRAY LCD_RGBPACK(128,128,128) #define COLOR_LIGHTGRAY LCD_RGBPACK(192,192,192) #define COLOR_RED LCD_RGBPACK(128,0,0) #define COLOR_LIGHTRED LCD_RGBPACK(255,0,0) #define COLOR_DARKYELLOW LCD_RGBPACK(128,128,0) #define COLOR_YELLOW LCD_RGBPACK(255,255,0) #define COLOR_GREEN LCD_RGBPACK(0,128,0) #define COLOR_LIGHTGREN LCD_RGBPACK(0,255,0) #define COLOR_CYAN LCD_RGBPACK(0,128,128) #define COLOR_LIGHTCYAN LCD_RGBPACK(0,255,255) #define COLOR_BLUE LCD_RGBPACK(0,0,128) #define COLOR_LIGHTBLUE LCD_RGBPACK(0,0,255) #define COLOR_PURPLE LCD_RGBPACK(128,0,128) #define COLOR_PINK LCD_RGBPACK(255,0,255) #define COLOR_BROWN LCD_RGBPACK(128,64,0) #define COLOR_LIGHTBROWN LCD_RGBPACK(255,128,64) #define SPLASH_SCREEN PLUGIN_APPS_DIR "/rockpaint/splash.bmp" #define ROCKPAINT_TITLE_FONT 2 /*********************************************************************** * Program Colors ***********************************************************************/ #define ROCKPAINT_PALETTE LCD_RGBPACK(0,64,128) #define ROCKPAINT_SELECTED LCD_RGBPACK(128,192,255) #define ROWS LCD_HEIGHT #define COLS LCD_WIDTH /** * Toolbar positioning stuff ... don't read this unless you really need to * * TB Toolbar * SP Separator * SC Selected Color * PL Palette * TL Tools */ /* Separator sizes */ #define TB_SP_MARGIN 3 #define TB_SP_WIDTH (2+2*TB_SP_MARGIN) /* Selected color sizes */ #define TB_SC_SIZE 12 /* Palette sizes */ #define TB_PL_COLOR_SIZE 7 #define TB_PL_COLOR_SPACING 2 #define TB_PL_WIDTH ( 9 * TB_PL_COLOR_SIZE + 8 * TB_PL_COLOR_SPACING ) #define TB_PL_HEIGHT ( TB_PL_COLOR_SIZE * 2 + TB_PL_COLOR_SPACING ) /* Tools sizes */ #define TB_TL_SIZE 8 #define TB_TL_SPACING 2 #define TB_TL_WIDTH ( 7 * ( TB_TL_SIZE + TB_TL_SPACING ) - TB_TL_SPACING ) #define TB_TL_HEIGHT ( 2 * TB_TL_SIZE + TB_TL_SPACING ) /* Menu button size ... gruik */ #define TB_MENU_MIN_WIDTH 30 /* Selected colors position */ #define TB_SC_FG_TOP 2 #define TB_SC_FG_LEFT 2 #define TB_SC_BG_TOP (TB_SC_FG_TOP+TB_PL_COLOR_SIZE*2+TB_PL_COLOR_SPACING-TB_SC_SIZE) #define TB_SC_BG_LEFT (TB_SC_FG_LEFT+TB_PL_COLOR_SIZE*2+TB_PL_COLOR_SPACING-TB_SC_SIZE) /* Palette position */ #define TB_PL_TOP TB_SC_FG_TOP #define TB_PL_LEFT (TB_SC_BG_LEFT + TB_SC_SIZE + TB_PL_COLOR_SPACING) /* Tools position */ #define TB_TL_TOP TB_SC_FG_TOP #define TB_TL_LEFT ( TB_PL_LEFT + TB_PL_WIDTH-1 + TB_SP_WIDTH ) #if TB_TL_LEFT + TB_TL_WIDTH + TB_MENU_MIN_WIDTH >= LCD_WIDTH #undef TB_TL_TOP #undef TB_TL_LEFT #define TB_TL_TOP ( TB_PL_TOP + TB_PL_HEIGHT + 4 ) #define TB_TL_LEFT TB_SC_FG_LEFT #endif /* Menu button position */ #define TB_MENU_TOP ( TB_TL_TOP + (TB_TL_HEIGHT-8)/2 ) #define TB_MENU_LEFT ( TB_TL_LEFT + TB_TL_WIDTH-1 + TB_SP_WIDTH ) #define TB_HEIGHT ( TB_TL_TOP + TB_TL_HEIGHT + 1 ) static void draw_pixel(int x,int y); static void draw_line( int x1, int y1, int x2, int y2 ); static void draw_rect( int x1, int y1, int x2, int y2 ); static void draw_toolbars(bool update); static void inv_cursor(bool update); static void restore_screen(void); static void clear_drawing(void); static void goto_menu(void); static int load_bitmap( const char *filename ); static int save_bitmap( char *filename ); static void draw_rect_full( int x1, int y1, int x2, int y2 ); /*********************************************************************** * Global variables ***********************************************************************/ static int drawcolor=0; /* Current color (in palette) */ static int bgdrawcolor=9; /* Current background color (in palette) */ bool isbg = false; /* gruik ugly hack alert */ static int preview=false; /* Is preview mode on ? */ /* TODO: clean this up */ static int x=0, y=0; /* cursor position */ static int prev_x=-1, prev_y=-1; /* previous saved cursor position */ static int prev_x2=-1, prev_y2=-1; static int prev_x3=-1, prev_y3=-1; static int tool_mode=-1; static int bsize=1; /* brush size */ static int bspeed=1; /* brush speed */ enum Tools { Brush = 0, /* Regular brush */ Fill = 1, /* Fill a shape with current color */ SelectRectangle = 2, ColorPicker = 3, /* Pick a color */ Line = 4, /* Draw a line between two points */ Unused = 5, /* THIS IS UNUSED ... */ Curve = 6, Text = 7, Rectangle = 8, /* Draw a rectangle */ RectangleFull = 9, Oval = 10, /* Draw an oval */ OvalFull = 11, LinearGradient = 12, RadialGradient = 13 }; enum Tools tool = Brush; static bool quit=false; static int gridsize=0; static fb_data rp_colors[18] = { COLOR_BLACK, COLOR_DARKGRAY, COLOR_RED, COLOR_DARKYELLOW, COLOR_GREEN, COLOR_CYAN, COLOR_BLUE, COLOR_PURPLE, COLOR_BROWN, COLOR_WHITE, COLOR_LIGHTGRAY, COLOR_LIGHTRED, COLOR_YELLOW, COLOR_LIGHTGREN, COLOR_LIGHTCYAN, COLOR_LIGHTBLUE, COLOR_PINK, COLOR_LIGHTBROWN }; static fb_data save_buffer[ ROWS*COLS ]; extern fb_data rockpaint[]; extern fb_data rockpaint_hsvrgb[]; /* Maximum string size allowed for the text tool */ #define MAX_TEXT 256 static union { /* Used by fill and gradient algorithms */ struct { short x; short y; } coord[ ROWS*COLS ]; /* Used by bezier curve algorithms */ struct { short x1, y1; short x2, y2; short x3, y3; short x4, y4; short depth; } bezier[ (ROWS*COLS)/5 ]; /* We have 4.5 times more data per struct * than coord ... so we divide to take * less memory. */ /* Used to cut/copy/paste data */ fb_data clipboard[ ROWS*COLS ]; /* Used for text mode */ struct { char text[MAX_TEXT]; char font[MAX_PATH]; char old_font[MAX_PATH]; int fh_buf[30]; int fw_buf[30]; char fontname_buf[30][MAX_PATH]; } text; } buffer; /* Current filename */ static char filename[MAX_PATH]; /* Font preview buffer */ //#define FONT_PREVIEW_WIDTH ((LCD_WIDTH-30)/8) //#define FONT_PREVIEW_HEIGHT 1000 //static unsigned char fontpreview[FONT_PREVIEW_WIDTH*FONT_PREVIEW_HEIGHT]; /*********************************************************************** * Offscreen buffer/Text/Fonts handling * * Parts of code taken from firmware/drivers/lcd-16bit.c ***********************************************************************/ static void buffer_mono_bitmap_part( fb_data *buf, int buf_width, int buf_height, const unsigned char *src, int src_x, int src_y, int stride, int x, int y, int width, int height ) /* this function only draws the foreground part of the bitmap */ { const unsigned char *src_end; fb_data *dst, *dst_end; unsigned fgcolor = rb->lcd_get_foreground(); /* nothing to draw? */ if( ( width <= 0 ) || ( height <= 0 ) || ( x >= buf_width ) || ( y >= buf_height ) || ( x + width <= 0 ) || ( y + height <= 0 ) ) return; /* clipping */ if( x < 0 ) { width += x; src_x -= x; x = 0; } if( y < 0 ) { height += y; src_y -= y; y = 0; } if( x + width > buf_width ) width = buf_width - x; if( y + height > buf_height ) height = buf_height - y; src += stride * (src_y >> 3) + src_x; /* move starting point */ src_y &= 7; src_end = src + width; dst = buf + y*buf_width + x; do { const unsigned char *src_col = src++; unsigned data = *src_col >> src_y; fb_data *dst_col = dst++; int numbits = 8 - src_y; dst_end = dst_col + height * buf_width; do { if( data & 0x01 ) *dst_col = fgcolor; /* FIXME ? */ dst_col += buf_width; data >>= 1; if( --numbits == 0 ) { src_col += stride; data = *src_col; numbits = 8; } } while( dst_col < dst_end ); } while( src < src_end ); } static void buffer_putsxyofs( fb_data *buf, int buf_width, int buf_height, int x, int y, int ofs, const unsigned char *str ) { unsigned short ch; unsigned short *ucs; struct font *pf = rb->font_get( FONT_UI ); if( !pf ) pf = rb->font_get( FONT_SYSFIXED ); ucs = rb->bidi_l2v( str, 1 ); while( (ch = *ucs++) != 0 && x < buf_width ) { int width; const unsigned char *bits; /* get proportional width and glyph bits */ width = rb->font_get_width( pf, ch ); if( ofs > width ) { ofs -= width; continue; } bits = rb->font_get_bits( pf, ch ); buffer_mono_bitmap_part( buf, buf_width, buf_height, bits, ofs, 0, width, x, y, width - ofs, pf->height); x += width - ofs; ofs = 0; } } /*********************************************************************** * Menu handling ***********************************************************************/ enum { /* Main menu */ MAIN_MENU_RESUME, MAIN_MENU_NEW, MAIN_MENU_LOAD, MAIN_MENU_SAVE, MAIN_MENU_BRUSH_SIZE, MAIN_MENU_BRUSH_SPEED, MAIN_MENU_COLOR, MAIN_MENU_GRID_SIZE, MAIN_MENU_PLAYBACK_CONTROL, MAIN_MENU_EXIT, }; enum { /* Select action menu */ SELECT_MENU_CUT, SELECT_MENU_COPY, SELECT_MENU_INVERT, SELECT_MENU_HFLIP, SELECT_MENU_VFLIP, SELECT_MENU_ROTATE90, SELECT_MENU_ROTATE180, SELECT_MENU_ROTATE270, SELECT_MENU_CANCEL, }; enum { /* Text menu */ TEXT_MENU_TEXT, TEXT_MENU_FONT, TEXT_MENU_PREVIEW, TEXT_MENU_APPLY, TEXT_MENU_CANCEL, }; MENUITEM_STRINGLIST(main_menu, "RockPaint", NULL, "Resume", "New", "Load", "Save", "Brush Size", "Brush Speed", "Choose Color", "Grid Size", "Playback Control", "Exit"); MENUITEM_STRINGLIST(select_menu, "Select...", NULL, "Cut", "Copy", "Invert", "Horizontal Flip", "Vertical Flip", "Rotate 90°", "Rotate 180°", "Rotate 270°", "Cancel"); MENUITEM_STRINGLIST(text_menu, "Text", NULL, "Set Text", "Change Font", "Preview", "Apply", "Cancel"); static const int times_list[] = { 1, 2, 4, 8 }; static const int gridsize_list[] = { 0, 5, 10, 20 }; static const struct opt_items times_options[] = { { "1x", -1 }, { "2x", -1 }, { "4x", -1 }, { "8x", -1 } }; static const struct opt_items gridsize_options[] = { { "No grid", -1 }, { "5px", -1 }, { "10px", -1 }, { "20px", -1 } }; static int draw_window( int height, int width, int *top, int *left, const char *title ) { int fh; rb->lcd_getstringsize( title, NULL, &fh ); fh++; const int _top = ( LCD_HEIGHT - height ) / 2; const int _left = ( LCD_WIDTH - width ) / 2; if( top ) *top = _top; if( left ) *left = _left; rb->lcd_set_background(COLOR_BLUE); rb->lcd_set_foreground(COLOR_LIGHTGRAY); rb->lcd_fillrect( _left, _top, width, height ); rb->lcd_set_foreground(COLOR_BLUE); rb->lcd_fillrect( _left, _top, width, fh+4 ); rb->lcd_set_foreground(COLOR_WHITE); rb->lcd_putsxy( _left+2, _top+2, title ); rb->lcd_set_foreground(COLOR_BLACK); rb->lcd_drawrect( _left, _top, width, height ); return _top+fh+4; } /*********************************************************************** * File browser ***********************************************************************/ char bbuf[MAX_PATH]; /* used by file and font browsers */ char bbuf_s[MAX_PATH]; /* used by file and font browsers */ struct tree_context *tree = NULL; static bool check_extention(const char *filename, const char *ext) { const char *p = rb->strrchr( filename, '.' ); return ( p != NULL && !rb->strcasecmp( p, ext ) ); } static const char* browse_get_name_cb(int selected_item, void *data, char *buffer, size_t buffer_len) { int *indexes = (int *) data; struct entry* dc = tree->dircache; struct entry* e = &dc[indexes[selected_item]]; (void) buffer; (void) buffer_len; return e->name; } static bool browse( char *dst, int dst_size, const char *start ) { struct gui_synclist browse_list; int item_count = 0, selected, button; struct tree_context backup; struct entry *dc; bool reload = true; int dirfilter = SHOW_ALL; int *indexes = (int *) buffer.clipboard; char *a; rb->strcpy( bbuf, start ); a = bbuf+rb->strlen(bbuf)-1; if( *a != '/' ) { a[1] = '/'; a[2] = '\0'; } bbuf_s[0] = '\0'; rb->gui_synclist_init(&browse_list, browse_get_name_cb, (void*) indexes, false, 1, NULL); tree = rb->tree_get_context(); backup = *tree; dc = tree->dircache; a = backup.currdir+rb->strlen(backup.currdir)-1; if( *a != '/' ) { *++a = '/'; *++a = '\0'; } rb->strcpy( a, dc[tree->selected_item].name ); tree->dirfilter = &dirfilter; while( 1 ) { if( reload ) { int i; rb->set_current_file(bbuf); item_count = 0; selected = 0; for( i = 0; i < tree->filesindir ; i++) { /* only displayes directories and .bmp files */ if( ((dc[i].attr & ATTR_DIRECTORY ) && rb->strcmp( dc[i].name, "." ) && rb->strcmp( dc[i].name, ".." )) || ( !(dc[i].attr & ATTR_DIRECTORY) && check_extention( dc[i].name, ".bmp" ) ) ) { if( !rb->strcmp( dc[i].name, bbuf_s ) ) selected = item_count; indexes[item_count++] = i; } } rb->gui_synclist_set_nb_items(&browse_list,item_count); rb->gui_synclist_select_item(&browse_list, selected); rb->gui_synclist_set_title(&browse_list, bbuf, NOICON); rb->gui_synclist_draw(&browse_list); reload = false; } button = rb->get_action(CONTEXT_LIST,TIMEOUT_BLOCK); if (rb->gui_synclist_do_button(&browse_list,&button,LIST_WRAP_UNLESS_HELD)) continue; switch( button ) { case ACTION_STD_CANCEL: if( !rb->strcmp( bbuf, "/" ) ) { *tree = backup; rb->set_current_file( backup.currdir ); return false; } rb->strcpy( bbuf_s, ".." ); case ACTION_STD_OK: if( button == ACTION_STD_OK ) { selected = rb->gui_synclist_get_sel_pos( &browse_list ); if( selected < 0 || selected >= item_count ) break; struct entry* e = &dc[indexes[selected]]; rb->strlcpy( bbuf_s, e->name, sizeof( bbuf_s ) ); if( !( e->attr & ATTR_DIRECTORY ) ) { *tree = backup; rb->set_current_file( backup.currdir ); rb->snprintf( dst, dst_size, "%s%s", bbuf, bbuf_s ); return true; } } if( !rb->strcmp( bbuf_s, "." ) ) break; a = bbuf+rb->strlen(bbuf); if( !rb->strcmp( bbuf_s, ".." ) ) { a--; if( a == bbuf ) break; if( *a == '/' ) a--; while( *a != '/' ) a--; rb->strcpy( bbuf_s, ++a ); /* select parent directory */ bbuf_s[rb->strlen(bbuf_s)-1] = '\0'; *a = '\0'; reload = true; break; } rb->snprintf( a, bbuf+sizeof(bbuf)-a, "%s/", bbuf_s ); reload = true; break; case ACTION_STD_MENU: *tree = backup; rb->set_current_file( backup.currdir ); return false; } } } /*********************************************************************** * Font browser * * FIXME: This still needs some work ... it currently only works fine * on the simulators, disk spins too much on real targets -> rendered * font buffer needed. ***********************************************************************/ static bool browse_fonts( char *dst, int dst_size ) { #define WIDTH ( LCD_WIDTH - 20 ) #define HEIGHT ( LCD_HEIGHT - 20 ) #define LINE_SPACE 2 int top, top_inside = 0, left; DIR *d; struct dirent *de; int fvi = 0; /* first visible item */ int lvi = 0; /* last visible item */ int si = 0; /* selected item */ int osi = 0; /* old selected item */ int li = 0; /* last item */ int nvih = 0; /* next visible item height */ int i; int b_need_redraw = 1; /* Do we need to redraw ? */ int cp = 0; /* current position */ int fh; /* font height */ #define fh_buf buffer.text.fh_buf /* 30 might not be enough ... */ #define fw_buf buffer.text.fw_buf int fw; #define fontname_buf buffer.text.fontname_buf rb->snprintf( buffer.text.old_font, MAX_PATH, FONT_DIR "/%s.fnt", rb->global_settings->font_file ); while( 1 ) { if( !b_need_redraw ) { /* we don't need to redraw ... but we need to unselect * the previously selected item */ cp = top_inside + LINE_SPACE; for( i = 0; i+fvi < osi; i++ ) { cp += fh_buf[i] + LINE_SPACE; } rb->lcd_set_drawmode(DRMODE_COMPLEMENT); rb->lcd_fillrect( left+10, cp, fw_buf[i], fh_buf[i] ); rb->lcd_set_drawmode(DRMODE_SOLID); } if( b_need_redraw ) { b_need_redraw = 0; d = rb->opendir( FONT_DIR "/" ); if( !d ) { return false; } top_inside = draw_window( HEIGHT, WIDTH, &top, &left, "Fonts" ); i = 0; li = -1; while( i < fvi ) { rb->readdir( d ); i++; } cp = top_inside+LINE_SPACE; rb->lcd_set_foreground(COLOR_BLACK); rb->lcd_set_background(COLOR_LIGHTGRAY); while( cp < top+HEIGHT ) { de = rb->readdir( d ); if( !de ) { li = i-1; break; } if( !check_extention( de->d_name, ".fnt" ) ) continue; rb->snprintf( bbuf, MAX_PATH, FONT_DIR "/%s", de->d_name ); rb->font_load( bbuf ); rb->font_getstringsize( de->d_name, &fw, &fh, FONT_UI ); if( nvih > 0 ) { nvih -= fh; fvi++; if( nvih < 0 ) nvih = 0; i++; continue; } if( cp + fh >= top+HEIGHT ) { nvih = fh; break; } rb->lcd_putsxy( left+10, cp, de->d_name ); fh_buf[i-fvi] = fh; fw_buf[i-fvi] = fw; cp += fh + LINE_SPACE; rb->strcpy( fontname_buf[i-fvi], bbuf ); i++; } lvi = i-1; if( li == -1 ) { if( !(de = rb->readdir( d ) ) ) { li = lvi; } else if( !nvih && check_extention( de->d_name, ".fnt" ) ) { rb->snprintf( bbuf, MAX_PATH, FONT_DIR "/%s", de->d_name ); rb->font_load( bbuf ); rb->font_getstringsize( de->d_name, NULL, &fh, FONT_UI ); nvih = fh; } } rb->font_load( buffer.text.old_font ); rb->closedir( d ); } rb->lcd_set_drawmode(DRMODE_COMPLEMENT); cp = top_inside + LINE_SPACE; for( i = 0; i+fvi < si; i++ ) { cp += fh_buf[i] + LINE_SPACE; } rb->lcd_fillrect( left+10, cp, fw_buf[i], fh_buf[i] ); rb->lcd_set_drawmode(DRMODE_SOLID); rb->lcd_update_rect( left, top, WIDTH, HEIGHT ); osi = si; i = fvi; switch( rb->button_get(true) ) { case ROCKPAINT_UP: case ROCKPAINT_UP|BUTTON_REPEAT: if( si > 0 ) { si--; if( sisnprintf( dst, dst_size, "%s", fontname_buf[si-fvi] ); return true; } if( i != fvi || si > lvi ) { b_need_redraw = 1; } if( si<=lvi ) { nvih = 0; } } #undef fh_buf #undef fw_buf #undef fontname_buf #undef WIDTH #undef HEIGHT #undef LINE_SPACE } /*********************************************************************** * HSVRGB Color chooser ***********************************************************************/ static unsigned int color_chooser( unsigned int color ) { int red = RGB_UNPACK_RED( color ); int green = RGB_UNPACK_GREEN( color ); int blue = RGB_UNPACK_BLUE( color ); int hue, saturation, value; int r, g, b; /* temp variables */ int i, top, left; enum BaseColor { Hue = 0, Saturation = 1, Value = 2, Red = 3, Green = 4, Blue = 5 }; enum BaseColor current = Red; bool has_changed; char str[6] = ""; restore_screen(); rgb2hsv( red, green, blue, &hue, &saturation, &value ); while( 1 ) { has_changed = false; color = LCD_RGBPACK( red, green, blue ); #define HEIGHT ( 100 ) #define WIDTH ( 150 ) top = draw_window( HEIGHT, WIDTH, NULL, &left, "Color chooser" ); top -= 15; for( i=0; i<100; i++ ) { hsv2rgb( i*36, saturation, value, &r, &g, &b ); rb->lcd_set_foreground( LCD_RGBPACK( r, g, b ) ); rb->lcd_vline( left+15+i, top+20, top+27 ); hsv2rgb( hue, i*255/100, value, &r, &g, &b ); rb->lcd_set_foreground( LCD_RGBPACK( r, g, b ) ); rb->lcd_vline( left+15+i, top+30, top+37 ); hsv2rgb( hue, saturation, i*255/100, &r, &g, &b ); rb->lcd_set_foreground( LCD_RGBPACK( r, g, b ) ); rb->lcd_vline( left+15+i, top+40, top+47 ); rb->lcd_set_foreground( LCD_RGBPACK( i*255/100, green, blue ) ); rb->lcd_vline( left+15+i, top+50, top+57 ); rb->lcd_set_foreground( LCD_RGBPACK( red, i*255/100, blue ) ); rb->lcd_vline( left+15+i, top+60, top+67 ); rb->lcd_set_foreground( LCD_RGBPACK( red, green, i*255/100 ) ); rb->lcd_vline( left+15+i, top+70, top+77 ); } rb->lcd_set_foreground(COLOR_BLACK); #define POSITION( a, i ) \ rb->lcd_drawpixel( left+14+i, top + 19 + a ); \ rb->lcd_drawpixel( left+16+i, top + 19 + a ); \ rb->lcd_drawpixel( left+14+i, top + 28 + a ); \ rb->lcd_drawpixel( left+16+i, top + 28 + a ); POSITION( 0, hue/36 ); POSITION( 10, saturation*99/255 ); POSITION( 20, value*99/255 ); POSITION( 30, red*99/255 ); POSITION( 40, green*99/255 ); POSITION( 50, blue*99/255 ); #undef POSITION rb->lcd_set_background(COLOR_LIGHTGRAY); rb->lcd_setfont( FONT_SYSFIXED ); rb->snprintf( str, 6, "%d", hue/10 ); rb->lcd_putsxy( left + 117, top + 20, str ); rb->snprintf( str, 6, "%d.%d", saturation/255, ((saturation*100)/255)%100 ); rb->lcd_putsxy( left + 117, top + 30, str ); rb->snprintf( str, 6, "%d.%d", value/255, ((value*100)/255)%100 ); rb->lcd_putsxy( left + 117, top + 40, str ); rb->snprintf( str, 6, "%d", red ); rb->lcd_putsxy( left + 117, top + 50, str ); rb->snprintf( str, 6, "%d", green ); rb->lcd_putsxy( left + 117, top + 60, str ); rb->snprintf( str, 6, "%d", blue ); rb->lcd_putsxy( left + 117, top + 70, str ); rb->lcd_setfont( FONT_UI ); #define CURSOR( l ) \ rb->lcd_bitmap_transparent_part( rockpaint_hsvrgb, 1, 1, 16, left+l+1, top+20, 6, 58 ); \ rb->lcd_bitmap_transparent_part( rockpaint_hsvrgb, 8, 10*current, 16, left+l, top+19+10*current, 8, 10 ); CURSOR( 5 ); #undef CURSOR rb->lcd_set_foreground( color ); rb->lcd_fillrect( left+15, top+85, 100, 8 ); rb->lcd_update(); switch( rb->button_get(true) ) { case ROCKPAINT_UP: current = ( current + 5 )%6; break; case ROCKPAINT_DOWN: current = (current + 1 )%6; break; case ROCKPAINT_LEFT: has_changed = true; switch( current ) { case Hue: hue = ( hue + 3600 - 10 )%3600; break; case Saturation: if( saturation ) saturation--; break; case Value: if( value ) value--; break; case Red: if( red ) red--; break; case Green: if( green ) green--; break; case Blue: if( blue ) blue--; break; } break; case ROCKPAINT_LEFT|BUTTON_REPEAT: has_changed = true; switch( current ) { case Hue: hue = ( hue + 3600 - 100 )%3600; break; case Saturation: if( saturation >= 8 ) saturation-=8; else saturation = 0; break; case Value: if( value >= 8 ) value-=8; else value = 0; break; case Red: if( red >= 8 ) red-=8; else red = 0; break; case Green: if( green >= 8 ) green-=8; else green = 0; break; case Blue: if( blue >= 8 ) blue-=8; else blue = 0; break; } break; case ROCKPAINT_RIGHT: has_changed = true; switch( current ) { case Hue: hue = ( hue + 10 )%3600; break; case Saturation: if( saturation < 0xff ) saturation++; break; case Value: if( value < 0xff ) value++; break; case Red: if( red < 0xff ) red++; break; case Green: if( green < 0xff ) green++; break; case Blue: if( blue < 0xff ) blue++; break; } break; case ROCKPAINT_RIGHT|BUTTON_REPEAT: has_changed = true; switch( current ) { case Hue: hue = ( hue + 100 )%3600; break; case Saturation: if( saturation < 0xff - 8 ) saturation+=8; else saturation = 0xff; break; case Value: if( value < 0xff - 8 ) value+=8; else value = 0xff; break; case Red: if( red < 0xff - 8 ) red+=8; else red = 0xff; break; case Green: if( green < 0xff - 8 ) green+=8; else green = 0xff; break; case Blue: if( blue < 0xff - 8 ) blue+=8; else blue = 0xff; break; } break; case ROCKPAINT_DRAW: return color; } if( has_changed ) { switch( current ) { case Hue: case Saturation: case Value: hsv2rgb( hue, saturation, value, &red, &green, &blue ); break; case Red: case Green: case Blue: rgb2hsv( red, green, blue, &hue, &saturation, &value ); break; } } #undef HEIGHT #undef WIDTH } } /*********************************************************************** * Misc routines ***********************************************************************/ static void init_buffer(void) { int i; fb_data color = rp_colors[ bgdrawcolor ]; for( i = 0; i < ROWS*COLS; i++ ) { save_buffer[i] = color; } } static void draw_pixel(int x,int y) { if( !preview ) { if( x < 0 || x >= COLS || y < 0 || y >= ROWS ) return; if( isbg ) { save_buffer[ x+y*COLS ] = rp_colors[bgdrawcolor]; } else { save_buffer[ x+y*COLS ] = rp_colors[drawcolor]; } } rb->lcd_drawpixel(x,y); } static void color_picker( int x, int y ) { if( preview ) { rb->lcd_set_foreground( save_buffer[ x+y*COLS ] ); #define PSIZE 12 rb->lcd_set_drawmode(DRMODE_COMPLEMENT); if( x >= COLS - PSIZE ) x -= PSIZE + 2; if( y >= ROWS - PSIZE ) y -= PSIZE + 2; rb->lcd_drawrect( x + 2, y + 2, PSIZE - 2, PSIZE - 2 ); rb->lcd_set_drawmode(DRMODE_SOLID); rb->lcd_drawrect( x + 3, y + 3, PSIZE - 4, PSIZE - 4 ); #undef PSIZE rb->lcd_set_foreground( rp_colors[ drawcolor ] ); } else { rp_colors[ drawcolor ] = save_buffer[ x+y*COLS ]; } } static void draw_select_rectangle( int x1, int y1, int x2, int y2 ) /* This is a preview mode only function */ { int i,a; if( x1 > x2 ) { i = x1; x1 = x2; x2 = i; } if( y1 > y2 ) { i = y1; y1 = y2; y2 = i; } rb->lcd_set_drawmode(DRMODE_COMPLEMENT); i = 0; for( a = x1; a < x2; a++, i++ ) if( i%2 ) rb->lcd_drawpixel( a, y1 ); for( a = y1; a < y2; a++, i++ ) if( i%2 ) rb->lcd_drawpixel( x2, a ); if( y2 != y1 ) for( a = x2; a > x1; a--, i++ ) if( i%2 ) rb->lcd_drawpixel( a, y2 ); if( x2 != x1 ) for( a = y2; a > y1; a--, i++ ) if( i%2 ) rb->lcd_drawpixel( x1, a ); rb->lcd_set_drawmode(DRMODE_SOLID); } static void copy_to_clipboard( void ) { /* This needs to be optimised ... but i'm lazy ATM */ rb->memcpy( buffer.clipboard, save_buffer, COLS*ROWS*sizeof( fb_data ) ); } /* no preview mode handling atm ... do we need it ? (one if) */ static void draw_invert( int x1, int y1, int x2, int y2 ) { int i; if( x1 > x2 ) { i = x1; x1 = x2; x2 = i; } if( y1 > y2 ) { i = y1; y1 = y2; y2 = i; } rb->lcd_set_drawmode(DRMODE_COMPLEMENT); rb->lcd_fillrect( x1, y1, x2-x1+1, y2-y1+1 ); rb->lcd_set_drawmode(DRMODE_SOLID); for( ; y1<=y2; y1++ ) { for( i = x1; i<=x2; i++ ) { save_buffer[ y1*COLS + i ] = ~save_buffer[ y1*COLS + i ]; } } /*if( update )*/ rb->lcd_update(); } static void draw_hflip( int x1, int y1, int x2, int y2 ) { int i; if( x1 > x2 ) { i = x1; x1 = x2; x2 = i; } if( y1 > y2 ) { i = y1; y1 = y2; y2 = i; } copy_to_clipboard(); for( i = 0; i <= y2 - y1; i++ ) { rb->memcpy( save_buffer+(y1+i)*COLS+x1, buffer.clipboard+(y2-i)*COLS+x1, (x2-x1+1)*sizeof( fb_data ) ); } restore_screen(); rb->lcd_update(); } static void draw_vflip( int x1, int y1, int x2, int y2 ) { int i; if( x1 > x2 ) { i = x1; x1 = x2; x2 = i; } if( y1 > y2 ) { i = y1; y1 = y2; y2 = i; } copy_to_clipboard(); for( ; y1 <= y2; y1++ ) { for( i = 0; i <= x2 - x1; i++ ) { save_buffer[y1*COLS+x1+i] = buffer.clipboard[y1*COLS+x2-i]; } } restore_screen(); rb->lcd_update(); } /* direction: -1 = left, 1 = right */ static void draw_rot_90_deg( int x1, int y1, int x2, int y2, int direction ) { int i, j; if( x1 > x2 ) { i = x1; x1 = x2; x2 = i; } if( y1 > y2 ) { i = y1; y1 = y2; y2 = i; } copy_to_clipboard(); fb_data color = rp_colors[ bgdrawcolor ]; const int width = x2 - x1, height = y2 - y1; const int sub_half = width/2-height/2, add_half = (width+height)/2; if( width > height ) { for( i = 0; i <= height; i++ ) { for( j = 0; j < sub_half; j++ ) save_buffer[(y1+i)*COLS+x1+j] = color; for( j = add_half+1; j <= width; j++ ) save_buffer[(y1+i)*COLS+x1+j] = color; } } else if( width < height ) { for( j = 0; j <= width; j++ ) { for( i = 0; i < -sub_half; i++ ) save_buffer[(y1+i)*COLS+x1+j] = color; for( i = add_half+1; i <= height; i++ ) save_buffer[(y1+i)*COLS+x1+j] = color; } } int x3 = x1 + sub_half, y3 = y1 - sub_half; int is = x3<0?-x3:0, ie = COLS-x3-1, js = y3<0?-y3:0, je = ROWS-y3-1; if( ie > height ) ie = height; if( je > width ) je = width; for( i = is; i <= ie; i++ ) { for( j = js; j <= je; j++ ) { int x, y; if(direction > 0) { x = x1+j; y = y1+height-i; } else { x = x1+width-j; y = y1+i; } save_buffer[(y3+j)*COLS+x3+i] = buffer.clipboard[y*COLS+x]; } } restore_screen(); rb->lcd_update(); } static void draw_paste_rectangle( int src_x1, int src_y1, int src_x2, int src_y2, int x1, int y1, int mode ) { int i, width, height; if( mode == SELECT_MENU_CUT ) { i = drawcolor; drawcolor = bgdrawcolor; draw_rect_full( src_x1, src_y1, src_x2, src_y2 ); drawcolor = i; } if( src_x1 > src_x2 ) { i = src_x1; src_x1 = src_x2; src_x2 = i; } if( src_y1 > src_y2 ) { i = src_y1; src_y1 = src_y2; src_y2 = i; } width = src_x2 - src_x1 + 1; height = src_y2 - src_y1 + 1; /* clipping */ if( x1 + width > COLS ) width = COLS - x1; if( y1 + height > ROWS ) height = ROWS - y1; rb->lcd_bitmap_part( buffer.clipboard, src_x1, src_y1, COLS, x1, y1, width, height ); if( !preview ) { for( i = 0; i < height; i++ ) { rb->memcpy( save_buffer+(y1+i)*COLS+x1, buffer.clipboard+(src_y1+i)*COLS+src_x1, width*sizeof( fb_data ) ); } } } static void show_grid( bool update ) { int i; if( gridsize > 0 ) { rb->lcd_set_drawmode(DRMODE_COMPLEMENT); for( i = gridsize; i < COLS; i+= gridsize ) { rb->lcd_vline( i, 0, ROWS-1 ); } for( i = gridsize; i < ROWS; i+= gridsize ) { rb->lcd_hline( 0, COLS-1, i ); } rb->lcd_set_drawmode(DRMODE_SOLID); if( update ) rb->lcd_update(); } } static void draw_text( int x, int y ) { int selected = 0; buffer.text.text[0] = '\0'; rb->snprintf( buffer.text.old_font, MAX_PATH, FONT_DIR "/%s.fnt", rb->global_settings->font_file ); while( 1 ) { switch( rb->do_menu( &text_menu, &selected, NULL, NULL ) ) { case TEXT_MENU_TEXT: rb->lcd_set_foreground(COLOR_BLACK); rb->kbd_input( buffer.text.text, MAX_TEXT ); break; case TEXT_MENU_FONT: if( browse_fonts( buffer.text.font, MAX_PATH ) ) { rb->font_load( buffer.text.font ); } break; case TEXT_MENU_PREVIEW: rb->lcd_set_foreground( rp_colors[ drawcolor ] ); while( 1 ) { int button; restore_screen(); rb->lcd_putsxy( x, y, buffer.text.text ); rb->lcd_update(); switch( button = rb->button_get( true ) ) { case ROCKPAINT_LEFT: case ROCKPAINT_LEFT | BUTTON_REPEAT: x-=bspeed * ( button & BUTTON_REPEAT ? 4 : 1 ); if (x<0) x=COLS-1; break; case ROCKPAINT_RIGHT: case ROCKPAINT_RIGHT | BUTTON_REPEAT: x+=bspeed * ( button & BUTTON_REPEAT ? 4 : 1 ); if (x>=COLS) x=0; break; case ROCKPAINT_UP: case ROCKPAINT_UP | BUTTON_REPEAT: y-=bspeed * ( button & BUTTON_REPEAT ? 4 : 1 ); if (y<0) y=ROWS-1; break; case ROCKPAINT_DOWN: case ROCKPAINT_DOWN | BUTTON_REPEAT: y+=bspeed * ( button & BUTTON_REPEAT ? 4 : 1 ); if (y>=ROWS-1) y=0; break; case ROCKPAINT_DRAW: break; default: if(rb->default_event_handler(button) == SYS_USB_CONNECTED) button = ROCKPAINT_DRAW; break; } if( button == ROCKPAINT_DRAW ) break; } break; case TEXT_MENU_APPLY: rb->lcd_set_foreground( rp_colors[ drawcolor ] ); buffer_putsxyofs( save_buffer, COLS, ROWS, x, y, 0, buffer.text.text ); case TEXT_MENU_CANCEL: default: restore_screen(); rb->font_load( buffer.text.old_font ); return; } } } static void draw_brush( int x, int y ) { int i,j; for( i=-bsize/2+(bsize+1)%2; i<=bsize/2; i++ ) { for( j=-bsize/2+(bsize+1)%2; j<=bsize/2; j++ ) { draw_pixel( x+i, y+j ); } } } /* This is an implementation of Bresenham's line algorithm. * See http://en.wikipedia.org/wiki/Bresenham%27s_line_algorithm. */ static void draw_line( int x1, int y1, int x2, int y2 ) { int x = x1; int y = y1; int deltax = x2 - x1; int deltay = y2 - y1; int i; int xerr = abs(deltax); int yerr = abs(deltay); int xstep = deltax > 0 ? 1 : -1; int ystep = deltay > 0 ? 1 : -1; int err; if (yerr > xerr) { /* more vertical */ err = yerr; xerr <<= 1; yerr <<= 1; /* to leave off the last pixel of the line, leave off the "+ 1" */ for (i = abs(deltay) + 1; i; --i) { draw_pixel(x, y); y += ystep; err -= xerr; if (err < 0) { x += xstep; err += yerr; } } } else { /* more horizontal */ err = xerr; xerr <<= 1; yerr <<= 1; for (i = abs(deltax) + 1; i; --i) { draw_pixel(x, y); x += xstep; err -= yerr; if (err < 0) { y += ystep; err += xerr; } } } } static void draw_curve( int x1, int y1, int x2, int y2, int xa, int ya, int xb, int yb ) { int i = 0; short xl1, yl1; short xl2, yl2; short xl3, yl3; short xl4, yl4; short xr1, yr1; short xr2, yr2; short xr3, yr3; short xr4, yr4; short depth; short xh, yh; if( x1 == x2 && y1 == y2 ) { draw_pixel( x1, y1 ); return; } // if( preview ) { rb->lcd_set_drawmode(DRMODE_COMPLEMENT); if( xa == -1 || ya == -1 ) { rb->lcd_drawline( x1, y1, xb, yb ); rb->lcd_drawline( x2, y2, xb, yb ); } else { rb->lcd_drawline( x1, y1, xa, ya ); rb->lcd_drawline( x2, y2, xb, yb ); } rb->lcd_set_drawmode(DRMODE_SOLID); } if( xa == -1 || ya == -1 ) /* We only have 3 of the points * This will currently only be used in preview mode */ { #define PUSH( a1, b1, a2, b2, a3, b3, d ) \ buffer.bezier[i].x1 = a1; \ buffer.bezier[i].y1 = b1; \ buffer.bezier[i].x2 = a2; \ buffer.bezier[i].y2 = b2; \ buffer.bezier[i].x3 = a3; \ buffer.bezier[i].y3 = b3; \ buffer.bezier[i].depth = d; \ i++; #define POP( a1, b1, a2, b2, a3, b3, d ) \ i--; \ a1 = buffer.bezier[i].x1; \ b1 = buffer.bezier[i].y1; \ a2 = buffer.bezier[i].x2; \ b2 = buffer.bezier[i].y2; \ a3 = buffer.bezier[i].x3; \ b3 = buffer.bezier[i].y3; \ d = buffer.bezier[i].depth; PUSH( x1<<4, y1<<4, xb<<4, yb<<4, x2<<4, y2<<4, 0 ); while( i ) { /* de Casteljau's algorithm (see wikipedia) */ POP( xl1, yl1, xb, yb, xr3, yr3, depth ); if( depth < 10 ) /* check that the stack's 'i' doesn't overflow */ { xl2 = ( xl1 + xb )>>1; yl2 = ( yl1 + yb )>>1; xr2 = ( xb + xr3 )>>1; yr2 = ( yb + yr3 )>>1; xr1 = ( xl2 + xr2 )>>1; yr1 = ( yl2 + yr2 )>>1; xl3 = xr1; yl3 = yr1; PUSH( xl1, yl1, xl2, yl2, xl3, yl3, depth+1 ); PUSH( xr1, yr1, xr2, yr2, xr3, yr3, depth+1 ); } else { draw_line( ((xl1>>3)+1)>>1, ((yl1>>3)+1)>>1, ((xr3>>3)+1)>>1, ((yr3>>3)+1)>>1 ); } } #undef PUSH #undef POP } else /* We have the 4 points */ { #define PUSH( a1, b1, a2, b2, a3, b3, a4, b4, d ) \ buffer.bezier[i].x1 = a1; \ buffer.bezier[i].y1 = b1; \ buffer.bezier[i].x2 = a2; \ buffer.bezier[i].y2 = b2; \ buffer.bezier[i].x3 = a3; \ buffer.bezier[i].y3 = b3; \ buffer.bezier[i].x4 = a4; \ buffer.bezier[i].y4 = b4; \ buffer.bezier[i].depth = d; \ i++; #define POP( a1, b1, a2, b2, a3, b3, a4, b4, d ) \ i--; \ a1 = buffer.bezier[i].x1; \ b1 = buffer.bezier[i].y1; \ a2 = buffer.bezier[i].x2; \ b2 = buffer.bezier[i].y2; \ a3 = buffer.bezier[i].x3; \ b3 = buffer.bezier[i].y3; \ a4 = buffer.bezier[i].x4; \ b4 = buffer.bezier[i].y4; \ d = buffer.bezier[i].depth; PUSH( x1<<4, y1<<4, xa<<4, ya<<4, xb<<4, yb<<4, x2<<4, y2<<4, 0 ); while( i ) { /* de Casteljau's algorithm (see wikipedia) */ POP( xl1, yl1, xa, ya, xb, yb, xr4, yr4, depth ); if( depth < 10 ) /* check that the stack's 'i' doesn't overflow */ { xl2 = ( xl1 + xa )>>1; yl2 = ( yl1 + ya )>>1; xh = ( xa + xb )>>1; yh = ( ya + yb )>>1; xr3 = ( xb + xr4 )>>1; yr3 = ( yb + yr4 )>>1; xl3 = ( xl2 + xh )>>1; yl3 = ( yl2 + yh )>>1; xr2 = ( xr3 + xh )>>1; yr2 = ( yr3 + yh )>>1; xl4 = ( xl3 + xr2 )>>1; yl4 = ( yl3 + yr2 )>>1; xr1 = xl4; yr1 = yl4; PUSH( xl1, yl1, xl2, yl2, xl3, yl3, xl4, yl4, depth+1 ); PUSH( xr1, yr1, xr2, yr2, xr3, yr3, xr4, yr4, depth+1 ); } else { draw_line( ((xl1>>3)+1)>>1, ((yl1>>3)+1)>>1, ((xr4>>3)+1)>>1, ((yr4>>3)+1)>>1 ); } } #undef PUSH #undef POP } } static void draw_rect( int x1, int y1, int x2, int y2 ) { draw_line( x1, y1, x1, y2 ); draw_line( x1, y1, x2, y1 ); draw_line( x1, y2, x2, y2 ); draw_line( x2, y1, x2, y2 ); } static void togglebg( void ) { if( isbg ) { rb->lcd_set_foreground( rp_colors[ drawcolor ] ); } else { rb->lcd_set_foreground( rp_colors[ bgdrawcolor ] ); } isbg = !isbg; } static void draw_rect_full( int x1, int y1, int x2, int y2 ) { /* GRUIK */ int x; togglebg(); if( x1 > x2 ) { x = x1; x1 = x2; x2 = x; } x = x1; do { draw_line( x, y1, x, y2 ); } while( ++x <= x2 ); togglebg(); draw_rect( x1, y1, x2, y2 ); } static void draw_oval( int x1, int y1, int x2, int y2, bool full ) { /* TODO: simplify :) */ int cx = (x1+x2)>>1; int cy = (y1+y2)>>1; int rx = (x1-x2)>>1; int ry = (y1-y2)>>1; if( rx < 0 ) rx *= -1; if( ry < 0 ) ry *= -1; if( rx == 0 || ry == 0 ) { draw_line( x1, y1, x2, y2 ); return; } int x,y; int dst, old_dst; for( x = 0; x < rx; x++ ) { y = 0; dst = -0xfff; do { old_dst = dst; dst = ry * ry * x * x + rx * rx * y * y - rx * rx * ry * ry; y++; } while( dst < 0 ); if( -old_dst < dst ) y--; if( full ) { draw_line( cx+x, cy, cx+x, cy+y ); draw_line( cx+x, cy, cx+x, cy-y ); draw_line( cx-x, cy, cx-x, cy+y ); draw_line( cx-x, cy, cx-x, cy-y ); } else { draw_pixel( cx+x, cy+y ); draw_pixel( cx+x, cy-y ); draw_pixel( cx-x, cy+y ); draw_pixel( cx-x, cy-y ); } } for( y = 0; y < ry; y++ ) { x = 0; dst = -0xfff; do { old_dst = dst; dst = ry * ry * x * x + rx * rx * y * y - rx * rx * ry * ry; x++; } while( dst < 0 ); if( -old_dst < dst ) x--; if( full ) { draw_line( cx+x, cy, cx+x, cy+y ); draw_line( cx+x, cy, cx+x, cy-y ); draw_line( cx-x, cy, cx-x, cy+y ); draw_line( cx-x, cy, cx-x, cy-y ); } else { draw_pixel( cx+x, cy+y ); draw_pixel( cx+x, cy-y ); draw_pixel( cx-x, cy+y ); draw_pixel( cx-x, cy-y ); } } } static void draw_oval_empty( int x1, int y1, int x2, int y2 ) { draw_oval( x1, y1, x2, y2, false ); } static void draw_oval_full( int x1, int y1, int x2, int y2 ) { togglebg(); draw_oval( x1, y1, x2, y2, true ); togglebg(); draw_oval( x1, y1, x2, y2, false ); } static void draw_fill( int x0, int y0 ) { #define PUSH( a, b ) \ draw_pixel( (int)a, (int)b ); \ buffer.coord[i].x = a; \ buffer.coord[i].y = b; \ i++; #define POP( a, b ) \ i--; \ a = buffer.coord[i].x; \ b = buffer.coord[i].y; unsigned int i=0; short x = x0; short y = y0; unsigned int prev_color = save_buffer[ x0+y0*COLS ]; if( prev_color == rp_colors[ drawcolor ] ) return; PUSH( x, y ); while( i != 0 ) { POP( x, y ); if( x > 0 && save_buffer[x-1+y*COLS] == prev_color ) { PUSH( x-1, y ); } if( x < COLS-1 && save_buffer[x+1+y*COLS] == prev_color ) { PUSH( x+1, y ); } if( y > 0 && save_buffer[x+(y-1)*COLS] == prev_color ) { PUSH( x, y-1 ); } if( y < ROWS - 1 && save_buffer[x+(y+1)*COLS] == prev_color ) { PUSH( x, y+1 ); } } #undef PUSH #undef POP } /* For preview purposes only */ static void line_gradient( int x1, int y1, int x2, int y2 ) { int r1, g1, b1; int r2, g2, b2; int h1, s1, v1, h2, s2, v2, r, g, b; int w, h, x, y; bool a = false; x1 <<= 1; y1 <<= 1; x2 <<= 1; y2 <<= 1; w = x1 - x2; h = y1 - y2; if( w == 0 && h == 0 ) { draw_pixel( x1>>1, y1>>1 ); return; } r1 = RGB_UNPACK_RED( rp_colors[ bgdrawcolor ] ); g1 = RGB_UNPACK_GREEN( rp_colors[ bgdrawcolor ] ); b1 = RGB_UNPACK_BLUE( rp_colors[ bgdrawcolor ] ); r2 = RGB_UNPACK_RED( rp_colors[ drawcolor ] ); g2 = RGB_UNPACK_GREEN( rp_colors[ drawcolor ] ); b2 = RGB_UNPACK_BLUE( rp_colors[ drawcolor ] ); if( w < 0 ) { w *= -1; a = true; } if( h < 0 ) { h *= -1; a = !a; } if( a ) { r = r1; r1 = r2; r2 = r; g = g1; g1 = g2; g2 = g; b = b1; b1 = b2; b2 = b; } rgb2hsv( r1, g1, b1, &h1, &s1, &v1 ); rgb2hsv( r2, g2, b2, &h2, &s2, &v2 ); if( w > h ) { if( x1 > x2 ) { x = x2; y = y2; x2 = x1; y2 = y1; x1 = x; y1 = y; } w = x1 - x2; h = y1 - y2; while( x1 <= x2 ) { hsv2rgb( h1+((h2-h1)*(x1-x2))/w, s1+((s2-s1)*(x1-x2))/w, v1+((v2-v1)*(x1-x2))/w, &r, &g, &b ); rp_colors[ drawcolor ] = LCD_RGBPACK( r, g, b ); rb->lcd_set_foreground( rp_colors[ drawcolor ] ); draw_pixel( (x1+1)>>1, (y1+1)>>1 ); x1+=2; y1 = y2 - ( x2 - x1 ) * h / w; } } else /* h > w */ { if( y1 > y2 ) { x = x2; y = y2; x2 = x1; y2 = y1; x1 = x; y1 = y; } w = x1 - x2; h = y1 - y2; while( y1 <= y2 ) { hsv2rgb( h1+((h2-h1)*(y1-y2))/h, s1+((s2-s1)*(y1-y2))/h, v1+((v2-v1)*(y1-y2))/h, &r, &g, &b ); rp_colors[ drawcolor ] = LCD_RGBPACK( r, g, b ); rb->lcd_set_foreground( rp_colors[ drawcolor ] ); draw_pixel( (x1+1)>>1, (y1+1)>>1 ); y1+=2; x1 = x2 - ( y2 - y1 ) * w / h; } } if( a ) { rp_colors[ drawcolor ] = LCD_RGBPACK( r1, g1, b1 ); } else { rp_colors[ drawcolor ] = LCD_RGBPACK( r2, g2, b2 ); } } static void linear_gradient( int x1, int y1, int x2, int y2 ) { int r1 = RGB_UNPACK_RED( rp_colors[ bgdrawcolor ] ); int g1 = RGB_UNPACK_GREEN( rp_colors[ bgdrawcolor ] ); int b1 = RGB_UNPACK_BLUE( rp_colors[ bgdrawcolor ] ); int r2 = RGB_UNPACK_RED( rp_colors[ drawcolor ] ); int g2 = RGB_UNPACK_GREEN( rp_colors[ drawcolor ] ); int b2 = RGB_UNPACK_BLUE( rp_colors[ drawcolor ] ); int h1, s1, v1, h2, s2, v2, r, g, b; /* radius^2 */ int radius2 = ( x1 - x2 ) * ( x1 - x2 ) + ( y1 - y2 ) * ( y1 - y2 ); int dist2, i=0; /* We only propagate the gradient to neighboring pixels with the same * color as ( x1, y1 ) */ unsigned int prev_color = save_buffer[ x1+y1*COLS ]; int x = x1; int y = y1; if( radius2 == 0 ) return; if( preview ) { line_gradient( x1, y1, x2, y2 ); } rgb2hsv( r1, g1, b1, &h1, &s1, &v1 ); rgb2hsv( r2, g2, b2, &h2, &s2, &v2 ); #define PUSH( x0, y0 ) \ buffer.coord[i].x = (short)(x0); \ buffer.coord[i].y = (short)(y0); \ i++; #define POP( a, b ) \ i--; \ a = (int)buffer.coord[i].x; \ b = (int)buffer.coord[i].y; PUSH( x, y ); while( i != 0 ) { POP( x, y ); dist2 = ( x2 - x1 ) * ( x - x1 ) + ( y2 - y1 ) * ( y - y1 ); if( dist2 <= 0 ) { rp_colors[ drawcolor ] = rp_colors[ bgdrawcolor ]; } else if( dist2 < radius2 ) { hsv2rgb( h1+((h2-h1)*dist2)/radius2, s1+((s2-s1)*dist2)/radius2, v1+((v2-v1)*dist2)/radius2, &r, &g, &b ); rp_colors[ drawcolor ] = LCD_RGBPACK( r, g, b ); } else { rp_colors[ drawcolor ] = LCD_RGBPACK( r2, g2, b2 ); } if( rp_colors[ drawcolor ] == prev_color ) { if( rp_colors[ drawcolor ]) rp_colors[ drawcolor ]--; /* GRUIK */ else rp_colors[ drawcolor ]++; /* GRUIK */ } rb->lcd_set_foreground( rp_colors[ drawcolor ] ); draw_pixel( x, y ); if( x > 0 && save_buffer[x-1+y*COLS] == prev_color ) { PUSH( x-1, y ); } if( x < COLS-1 && save_buffer[x+1+y*COLS] == prev_color ) { PUSH( x+1, y ); } if( y > 0 && save_buffer[x+(y-1)*COLS] == prev_color ) { PUSH( x, y-1 ); } if( y < ROWS - 1 && save_buffer[x+(y+1)*COLS] == prev_color ) { PUSH( x, y+1 ); } } #undef PUSH #undef POP rp_colors[ drawcolor ] = LCD_RGBPACK( r2, g2, b2 ); } static void radial_gradient( int x1, int y1, int x2, int y2 ) { int r1 = RGB_UNPACK_RED( rp_colors[ bgdrawcolor ] ); int g1 = RGB_UNPACK_GREEN( rp_colors[ bgdrawcolor ] ); int b1 = RGB_UNPACK_BLUE( rp_colors[ bgdrawcolor ] ); int r2 = RGB_UNPACK_RED( rp_colors[ drawcolor ] ); int g2 = RGB_UNPACK_GREEN( rp_colors[ drawcolor ] ); int b2 = RGB_UNPACK_BLUE( rp_colors[ drawcolor ] ); int h1, s1, v1, h2, s2, v2, r, g, b; /* radius^2 */ int radius2 = ( x1 - x2 ) * ( x1 - x2 ) + ( y1 - y2 ) * ( y1 - y2 ); int dist2, i=0; /* We only propagate the gradient to neighboring pixels with the same * color as ( x1, y1 ) */ unsigned int prev_color = save_buffer[ x1+y1*COLS ]; int x = x1; int y = y1; if( radius2 == 0 ) return; if( preview ) { line_gradient( x1, y1, x2, y2 ); } rgb2hsv( r1, g1, b1, &h1, &s1, &v1 ); rgb2hsv( r2, g2, b2, &h2, &s2, &v2 ); #define PUSH( x0, y0 ) \ buffer.coord[i].x = (short)(x0); \ buffer.coord[i].y = (short)(y0); \ i++; #define POP( a, b ) \ i--; \ a = (int)buffer.coord[i].x; \ b = (int)buffer.coord[i].y; PUSH( x, y ); while( i != 0 ) { POP( x, y ); if( ( dist2 = (x1-(x))*(x1-(x))+(y1-(y))*(y1-(y)) ) < radius2 ) { hsv2rgb( h1+((h2-h1)*dist2)/radius2, s1+((s2-s1)*dist2)/radius2, v1+((v2-v1)*dist2)/radius2, &r, &g, &b ); rp_colors[ drawcolor ] = LCD_RGBPACK( r, g, b ); } else { rp_colors[ drawcolor ] = LCD_RGBPACK( r2, g2, b2 ); } if( rp_colors[ drawcolor ] == prev_color ) { if( rp_colors[ drawcolor ]) rp_colors[ drawcolor ]--; /* GRUIK */ else rp_colors[ drawcolor ]++; /* GRUIK */ } rb->lcd_set_foreground( rp_colors[ drawcolor ] ); draw_pixel( x, y ); if( x > 0 && save_buffer[x-1+y*COLS] == prev_color ) { PUSH( x-1, y ); } if( x < COLS-1 && save_buffer[x+1+y*COLS] == prev_color ) { PUSH( x+1, y ); } if( y > 0 && save_buffer[x+(y-1)*COLS] == prev_color ) { PUSH( x, y-1 ); } if( y < ROWS - 1 && save_buffer[x+(y+1)*COLS] == prev_color ) { PUSH( x, y+1 ); } } #undef PUSH #undef POP rp_colors[ drawcolor ] = LCD_RGBPACK( r2, g2, b2 ); } static void draw_toolbars(bool update) { int i; #define TOP (LCD_HEIGHT-TB_HEIGHT) rb->lcd_set_background( COLOR_LIGHTGRAY ); rb->lcd_set_foreground( COLOR_LIGHTGRAY ); rb->lcd_fillrect( 0, TOP, LCD_WIDTH, TB_HEIGHT ); rb->lcd_set_foreground( COLOR_BLACK ); rb->lcd_drawrect( 0, TOP, LCD_WIDTH, TB_HEIGHT ); rb->lcd_set_foreground( rp_colors[ bgdrawcolor ] ); rb->lcd_fillrect( TB_SC_BG_LEFT, TOP+TB_SC_BG_TOP, TB_SC_SIZE, TB_SC_SIZE ); rb->lcd_set_foreground(ROCKPAINT_PALETTE); rb->lcd_drawrect( TB_SC_BG_LEFT, TOP+TB_SC_BG_TOP, TB_SC_SIZE, TB_SC_SIZE ); rb->lcd_set_foreground( rp_colors[ drawcolor ] ); rb->lcd_fillrect( TB_SC_FG_LEFT, TOP+TB_SC_FG_TOP, TB_SC_SIZE, TB_SC_SIZE ); rb->lcd_set_foreground(ROCKPAINT_PALETTE); rb->lcd_drawrect( TB_SC_FG_LEFT, TOP+TB_SC_FG_TOP, TB_SC_SIZE, TB_SC_SIZE ); for( i=0; i<18; i++ ) { rb->lcd_set_foreground( rp_colors[i] ); rb->lcd_fillrect( TB_PL_LEFT+(i%9)*( TB_PL_COLOR_SIZE+TB_PL_COLOR_SPACING ), TOP+TB_PL_TOP+(i/9)*( TB_PL_COLOR_SIZE+TB_PL_COLOR_SPACING), TB_PL_COLOR_SIZE, TB_PL_COLOR_SIZE ); rb->lcd_set_foreground( ROCKPAINT_PALETTE ); rb->lcd_drawrect( TB_PL_LEFT+(i%9)*( TB_PL_COLOR_SIZE+TB_PL_COLOR_SPACING ), TOP+TB_PL_TOP+(i/9)*( TB_PL_COLOR_SIZE+TB_PL_COLOR_SPACING), TB_PL_COLOR_SIZE, TB_PL_COLOR_SIZE ); } #define SEPARATOR( x, y ) \ rb->lcd_set_foreground( COLOR_WHITE ); \ rb->lcd_vline( x, TOP+y, TOP+y+TB_PL_HEIGHT-1 ); \ rb->lcd_set_foreground( COLOR_DARKGRAY ); \ rb->lcd_vline( x+1, TOP+y, TOP+y+TB_PL_HEIGHT-1 ); SEPARATOR( TB_PL_LEFT + TB_PL_WIDTH - 1 + TB_SP_MARGIN, TB_PL_TOP ); rb->lcd_bitmap_transparent( rockpaint, TB_TL_LEFT, TOP+TB_TL_TOP, TB_TL_WIDTH, TB_TL_HEIGHT ); rb->lcd_set_foreground(ROCKPAINT_PALETTE); rb->lcd_drawrect( TB_TL_LEFT+(TB_TL_SIZE+TB_TL_SPACING)*(tool/2), TOP+TB_TL_TOP+(TB_TL_SIZE+TB_TL_SPACING)*(tool%2), TB_TL_SIZE, TB_TL_SIZE ); SEPARATOR( TB_TL_LEFT + TB_TL_WIDTH - 1 + TB_SP_MARGIN, TB_TL_TOP ); rb->lcd_setfont( FONT_SYSFIXED ); rb->lcd_putsxy( TB_MENU_LEFT, TOP+TB_MENU_TOP, "Menu" ); rb->lcd_setfont( FONT_UI ); #undef TOP if( update ) rb->lcd_update(); } static void toolbar( void ) { int button, i, j; restore_screen(); draw_toolbars( false ); y = LCD_HEIGHT-TB_HEIGHT/2; inv_cursor( true ); while( 1 ) { switch( button = rb->button_get( true ) ) { case ROCKPAINT_DRAW: #define TOP ( LCD_HEIGHT - TB_HEIGHT ) if( y >= TOP + TB_SC_FG_TOP && y < TOP + TB_SC_FG_TOP + TB_SC_SIZE && x >= TB_SC_FG_LEFT && x < TB_SC_FG_LEFT + TB_SC_SIZE ) { /* click on the foreground color */ rp_colors[drawcolor] = color_chooser( rp_colors[drawcolor] ); } else if( y >= TOP + TB_SC_BG_TOP && y < TOP + TB_SC_BG_TOP + TB_SC_SIZE && x >= TB_SC_BG_LEFT && x < TB_SC_BG_LEFT + TB_SC_SIZE ) { /* click on the background color */ i = drawcolor; drawcolor = bgdrawcolor; bgdrawcolor = i; } else if( y >= TOP + TB_PL_TOP && y < TOP + TB_PL_TOP + TB_PL_HEIGHT && x >= TB_PL_LEFT && x < TB_PL_LEFT + TB_PL_WIDTH ) { /* click on the palette */ i = (x - TB_PL_LEFT)%(TB_PL_COLOR_SIZE+TB_PL_COLOR_SPACING); j = (y - (TOP+TB_PL_TOP) )%(TB_PL_COLOR_SIZE+TB_PL_COLOR_SPACING); if( i >= TB_PL_COLOR_SIZE || j >= TB_PL_COLOR_SIZE ) break; i = ( x - TB_PL_LEFT )/(TB_PL_COLOR_SIZE+TB_PL_COLOR_SPACING); j = ( y - (TOP+TB_PL_TOP) )/(TB_PL_COLOR_SIZE+TB_PL_COLOR_SPACING); drawcolor = j*(TB_PL_COLOR_SIZE+TB_PL_COLOR_SPACING)+i; } else if( y >= TOP+TB_TL_TOP && y < TOP + TB_TL_TOP + TB_TL_HEIGHT && x >= TB_TL_LEFT && x <= TB_TL_LEFT + TB_TL_WIDTH ) { /* click on the tools */ i = (x - TB_TL_LEFT ) % (TB_TL_SIZE+TB_TL_SPACING); j = (y - (TOP+TB_TL_TOP) ) %(TB_TL_SIZE+TB_TL_SPACING); if( i >= TB_TL_SIZE || j >= TB_TL_SIZE ) break; i = ( x - TB_TL_LEFT )/(TB_TL_SIZE+TB_TL_SPACING); j = ( y - (TOP+TB_TL_TOP) )/(TB_TL_SIZE+TB_TL_SPACING); tool = i*2+j; prev_x = -1; prev_y = -1; prev_x2 = -1; prev_y2 = -1; prev_x3 = -1; prev_y3 = -1; preview = false; } else if( x >= TB_MENU_LEFT && y >= TOP+TB_MENU_TOP-2) { /* menu button */ goto_menu(); } #undef TOP restore_screen(); draw_toolbars( false ); inv_cursor( true ); break; case ROCKPAINT_LEFT: case ROCKPAINT_LEFT | BUTTON_REPEAT: inv_cursor(false); x-=bspeed * ( button & BUTTON_REPEAT ? 4 : 1 ); if (x<0) x=COLS-1; inv_cursor(true); break; case ROCKPAINT_RIGHT: case ROCKPAINT_RIGHT | BUTTON_REPEAT: inv_cursor(false); x+=bspeed * ( button & BUTTON_REPEAT ? 4 : 1 ); if (x>=COLS) x=0; inv_cursor(true); break; case ROCKPAINT_UP: case ROCKPAINT_UP | BUTTON_REPEAT: inv_cursor(false); y-=bspeed * ( button & BUTTON_REPEAT ? 4 : 1 ); if (y=LCD_HEIGHT) { y = 0; return; } inv_cursor(true); break; case ROCKPAINT_TOOLBAR: case ROCKPAINT_TOOLBAR2: return; } if( quit ) return; } } static void inv_cursor(bool update) { rb->lcd_set_foreground(COLOR_BLACK); rb->lcd_set_drawmode(DRMODE_COMPLEMENT); /* cross painting */ rb->lcd_hline(x-4,x-1,y); rb->lcd_hline(x+1,x+4,y); rb->lcd_vline(x,y-4,y-1); rb->lcd_vline(x,y+1,y+4); rb->lcd_set_foreground(rp_colors[drawcolor]); rb->lcd_set_drawmode(DRMODE_SOLID); if( update ) rb->lcd_update(); } static void restore_screen(void) { rb->lcd_bitmap( save_buffer, 0, 0, COLS, ROWS ); } static void clear_drawing(void) { init_buffer(); rb->lcd_set_foreground( rp_colors[ bgdrawcolor ] ); rb->lcd_fillrect( 0, 0, COLS, ROWS ); rb->lcd_update(); } static void goto_menu(void) { int multi; int selected = 0; while( 1 ) { switch( rb->do_menu( &main_menu, &selected, NULL, false ) ) { case MAIN_MENU_NEW: clear_drawing(); return; case MAIN_MENU_LOAD: if( browse( filename, MAX_PATH, "/" ) ) { if( load_bitmap( filename ) <= 0 ) { rb->splashf( 1*HZ, "Error while loading %s", filename ); clear_drawing(); } else { rb->splashf( 1*HZ, "Image loaded (%s)", filename ); restore_screen(); inv_cursor(true); return; } } break; case MAIN_MENU_SAVE: rb->lcd_set_foreground(COLOR_BLACK); if (!filename[0]) rb->strcpy(filename,"/"); if( !rb->kbd_input( filename, MAX_PATH ) ) { if( !check_extention( filename, ".bmp" ) ) rb->strcat(filename, ".bmp"); save_bitmap( filename ); rb->splashf( 1*HZ, "File saved (%s)", filename ); } break; case MAIN_MENU_BRUSH_SIZE: for(multi = 0; multi<4; multi++) if(bsize == times_list[multi]) break; rb->set_option( "Brush Size", &multi, INT, times_options, 4, NULL ); if( multi >= 0 ) bsize = times_list[multi]; break; case MAIN_MENU_BRUSH_SPEED: for(multi = 0; multi<3; multi++) if(bspeed == times_list[multi]) break; rb->set_option( "Brush Speed", &multi, INT, times_options, 3, NULL ); if( multi >= 0 ) bspeed = times_list[multi]; break; case MAIN_MENU_COLOR: rp_colors[drawcolor] = color_chooser( rp_colors[drawcolor] ); break; case MAIN_MENU_GRID_SIZE: for(multi = 0; multi<4; multi++) if(gridsize == gridsize_list[multi]) break; rb->set_option( "Grid Size", &multi, INT, gridsize_options, 4, NULL ); if( multi >= 0 ) gridsize = gridsize_list[multi]; break; case MAIN_MENU_PLAYBACK_CONTROL: playback_control( NULL ); break; case MAIN_MENU_EXIT: restore_screen(); quit=true; return; case MAIN_MENU_RESUME: default: restore_screen(); return; }/* end switch */ }/* end while */ } static void reset_tool( void ) { prev_x = -1; prev_y = -1; prev_x2 = -1; prev_y2 = -1; prev_x3 = -1; prev_y3 = -1; tool_mode = -1; preview = false; } static bool rockpaint_loop( void ) { int button=0,i,j; int accelaration; x = 10; toolbar(); x = 0; y = 0; restore_screen(); inv_cursor(true); while (!quit) { button = rb->button_get(true); if( tool == Brush && prev_x != -1 ) { accelaration = 1; } else if( button & BUTTON_REPEAT ) { accelaration = 4; } else { accelaration = 1; } switch(button) { case ROCKPAINT_QUIT: rb->lcd_set_drawmode(DRMODE_SOLID); return PLUGIN_OK; case ROCKPAINT_MENU: inv_cursor(false); goto_menu(); restore_screen(); inv_cursor(true); break; case ROCKPAINT_DRAW: inv_cursor(false); switch( tool ) { case Brush: if( prev_x == -1 ) prev_x = 1; else prev_x = -1; break; case SelectRectangle: case Line: case Curve: case Rectangle: case RectangleFull: case Oval: case OvalFull: case LinearGradient: case RadialGradient: /* Curve uses 4 points, others use 2 */ if( prev_x == -1 || prev_y == -1 ) { prev_x = x; prev_y = y; preview = true; } else if( tool == Curve && ( prev_x2 == -1 || prev_y2 == -1 ) ) { prev_x2 = x; prev_y2 = y; } else if( tool == SelectRectangle && ( prev_x2 == -1 || prev_y2 == -1 ) ) { tool_mode = rb->do_menu( &select_menu, NULL, NULL, false ); switch( tool_mode ) { case SELECT_MENU_CUT: case SELECT_MENU_COPY: prev_x2 = x; prev_y2 = y; copy_to_clipboard(); if( prev_x < x ) x = prev_x; if( prev_y < y ) y = prev_y; break; case SELECT_MENU_INVERT: draw_invert( prev_x, prev_y, x, y ); reset_tool(); break; case SELECT_MENU_HFLIP: draw_hflip( prev_x, prev_y, x, y ); reset_tool(); break; case SELECT_MENU_VFLIP: draw_vflip( prev_x, prev_y, x, y ); reset_tool(); break; case SELECT_MENU_ROTATE90: draw_rot_90_deg( prev_x, prev_y, x, y, 1 ); reset_tool(); break; case SELECT_MENU_ROTATE180: draw_hflip( prev_x, prev_y, x, y ); draw_vflip( prev_x, prev_y, x, y ); reset_tool(); break; case SELECT_MENU_ROTATE270: draw_rot_90_deg( prev_x, prev_y, x, y, -1 ); reset_tool(); break; case SELECT_MENU_CANCEL: reset_tool(); break; default: break; } restore_screen(); } else if( tool == Curve && ( prev_x3 == -1 || prev_y3 == -1 ) ) { prev_x3 = x; prev_y3 = y; } else { preview = false; switch( tool ) { case SelectRectangle: draw_paste_rectangle( prev_x, prev_y, prev_x2, prev_y2, x, y, tool_mode ); break; case Line: draw_line( prev_x, prev_y, x, y ); break; case Curve: draw_curve( prev_x, prev_y, prev_x2, prev_y2, prev_x3, prev_y3, x, y ); break; case Rectangle: draw_rect( prev_x, prev_y, x, y ); break; case RectangleFull: draw_rect_full( prev_x, prev_y, x, y ); break; case Oval: draw_oval_empty( prev_x, prev_y, x, y ); break; case OvalFull: draw_oval_full( prev_x, prev_y, x, y ); break; case LinearGradient: linear_gradient( prev_x, prev_y, x, y ); break; case RadialGradient: radial_gradient( prev_x, prev_y, x, y ); break; default: break; } reset_tool(); } break; case Fill: draw_fill( x, y ); break; case ColorPicker: color_picker( x, y ); break; case Text: draw_text( x, y ); break; default: break; } inv_cursor(true); break; case ROCKPAINT_DRAW|BUTTON_REPEAT: if( tool == Curve ) { /* 3 point bezier curve */ preview = false; draw_curve( prev_x, prev_y, prev_x2, prev_y2, -1, -1, x, y ); reset_tool(); restore_screen(); inv_cursor( true ); } break; case ROCKPAINT_TOOLBAR: i = x; j = y; x = 10; toolbar(); x = i; y = j; restore_screen(); inv_cursor(true); break; case ROCKPAINT_TOOLBAR2: i = x; j = y; x = 110; toolbar(); x = i; y = j; restore_screen(); inv_cursor(true); break; case ROCKPAINT_LEFT: case ROCKPAINT_LEFT | BUTTON_REPEAT: inv_cursor(false); x-=bspeed * accelaration; if (x<0) x=COLS-1; inv_cursor(true); break; case ROCKPAINT_RIGHT: case ROCKPAINT_RIGHT | BUTTON_REPEAT: inv_cursor(false); x+=bspeed * accelaration; if (x>=COLS) x=0; inv_cursor(true); break; case ROCKPAINT_UP: case ROCKPAINT_UP | BUTTON_REPEAT: inv_cursor(false); y-=bspeed * accelaration; if (y<0) y=ROWS-1; inv_cursor(true); break; case ROCKPAINT_DOWN: case ROCKPAINT_DOWN | BUTTON_REPEAT: inv_cursor(false); y+=bspeed * accelaration; if (y>=ROWS) { toolbar(); restore_screen(); } inv_cursor(true); break; default: if (rb->default_event_handler(button) == SYS_USB_CONNECTED) return PLUGIN_USB_CONNECTED; break; } if( tool == Brush && prev_x == 1 ) { inv_cursor(false); draw_brush( x, y ); inv_cursor(true); } if( preview || tool == ColorPicker ) /* always preview color picker */ { restore_screen(); switch( tool ) { case SelectRectangle: if( prev_x2 == -1 || prev_y2 == -1 ) { /* we are defining the selection */ draw_select_rectangle( prev_x, prev_y, x, y ); } else { /* we are pasting the selected data */ draw_paste_rectangle( prev_x, prev_y, prev_x2, prev_y2, x, y, tool_mode ); prev_x3 = prev_x2-prev_x; if( prev_x3 < 0 ) prev_x3 *= -1; prev_y3 = prev_y2-prev_y; if( prev_y3 < 0 ) prev_y3 *= -1; draw_select_rectangle( x, y, x+prev_x3, y+prev_y3 ); prev_x3 = -1; prev_y3 = -1; } break; case Brush: break; case Line: draw_line( prev_x, prev_y, x, y ); break; case Curve: if( prev_x2 == -1 || prev_y2 == -1 ) { draw_line( prev_x, prev_y, x, y ); } else { draw_curve( prev_x, prev_y, prev_x2, prev_y2, prev_x3, prev_y3, x, y ); } break; case Rectangle: draw_rect( prev_x, prev_y, x, y ); break; case RectangleFull: draw_rect_full( prev_x, prev_y, x, y ); break; case Oval: draw_oval_empty( prev_x, prev_y, x, y ); break; case OvalFull: draw_oval_full( prev_x, prev_y, x, y ); break; case Fill: break; case ColorPicker: preview = true; color_picker( x, y ); preview = false; break; case LinearGradient: line_gradient( prev_x, prev_y, x, y ); break; case RadialGradient: line_gradient( prev_x, prev_y, x, y ); break; case Text: default: break; } inv_cursor( true ); } if( gridsize > 0 ) { show_grid( true ); show_grid( false ); } } return PLUGIN_OK; } static int load_bitmap( const char *file ) { struct bitmap bm; bool ret; int i, j; fb_data color = rp_colors[ bgdrawcolor ]; bm.data = (char*)save_buffer; ret = rb->read_bmp_file( file, &bm, ROWS*COLS*sizeof( fb_data ), FORMAT_NATIVE, NULL ); if((bm.width > COLS ) || ( bm.height > ROWS )) return -1; for( i = bm.height-1; i >= 0; i-- ) { rb->memmove( save_buffer+i*COLS, save_buffer+i*bm.width, sizeof( fb_data )*bm.width ); for( j = bm.width; j < COLS; j++ ) save_buffer[j+i*COLS] = color; } for( i = bm.height*COLS; i < ROWS*COLS; i++ ) save_buffer[i] = color; return ret; } static int save_bitmap( char *file ) { struct bitmap bm; bm.data = (char*)save_buffer; bm.height = ROWS; bm.width = COLS; bm.format = FORMAT_NATIVE; return save_bmp_file( file, &bm ); } enum plugin_status plugin_start(const void* parameter) { rb->lcd_set_foreground(COLOR_WHITE); rb->lcd_set_backdrop(NULL); rb->lcd_fillrect(0,0,LCD_WIDTH,LCD_HEIGHT); rb->splash( HZ/2, "Rock Paint"); rb->lcd_clear_display(); filename[0] = '\0'; if( parameter ) { if( load_bitmap( parameter ) <= 0 ) { rb->splash( 1*HZ, "File Open Error"); clear_drawing(); } else { rb->splashf( 1*HZ, "Image loaded (%s)", (char *)parameter ); restore_screen(); rb->strcpy( filename, parameter ); } } else { clear_drawing(); } inv_cursor(true); return rockpaint_loop(); }