4 * Copyright 2006 Develer S.r.l. (http://www.develer.com/)
5 * This file is part of DevLib - See README.devlib for information.
10 * \author Bernardo Innocenti <bernie@develer.com>
12 * \brief Custom control for graphics LCD emulation (interface)
17 *#* Revision 1.5 2006/02/15 09:13:16 bernie
18 *#* Switch to BITMAP_FMT_PLANAR_V_LSB.
20 *#* Revision 1.4 2006/02/10 12:33:49 bernie
21 *#* Make emulator display a bit larger.
23 *#* Revision 1.3 2006/01/23 23:11:07 bernie
24 *#* Use RASTER_SIZE() to compute... err... the raster size.
26 *#* Revision 1.2 2006/01/17 02:30:43 bernie
27 *#* Fix QImage format.
29 *#* Revision 1.1 2006/01/16 03:51:35 bernie
30 *#* Add LCD Qt emulator.
34 #include "lcd_gfx_qt.h"
35 #include <emul/emul.h>
36 #include <cfg/debug.h>
37 #include <gfx/gfx.h> // CONFIG_BITMAP_FMT
41 #include <qsizepolicy.h>
45 #define LCD_FG_COLOR 0x0, 0x0, 0x0
46 #define LCD_BG_COLOR 0xBB, 0xCC, 0xBB
49 EmulLCD::EmulLCD(QWidget *parent, const char *name) :
50 QFrame(parent, name, WRepaintNoErase | WResizeNoErase),
51 fg_color(LCD_FG_COLOR),
52 bg_color(LCD_BG_COLOR)
55 memset(raster, 0xAA, sizeof(raster));
58 setFrameStyle(QFrame::Panel | QFrame::Sunken);
59 frame_width = frameWidth();
69 QSizePolicy EmulLCD::sizePolicy() const
71 return QSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed, false);
75 QSize EmulLCD::sizeHint() const
78 WIDTH + frame_width * 2,
79 HEIGHT + frame_width * 2);
83 void EmulLCD::drawContents(QPainter *p)
85 QImage img(raster, WIDTH, HEIGHT, 1, NULL, 0, QImage::BigEndian);
87 p->setBackgroundMode(OpaqueMode);
89 p->setBackgroundColor(bg_color);
90 p->drawImage(frame_width, frame_width, img);
93 void EmulLCD::writeRaster(uint8_t *new_raster)
95 #if CONFIG_BITMAP_FMT == BITMAP_FMT_PLANAR_H_MSB
98 memcpy(raster, new_raster, sizeof(raster));
100 #elif CONFIG_BITMAP_FMT == BITMAP_FMT_PLANAR_V_LSB
103 for (int y = 0; y < HEIGHT; ++y)
105 for (int xbyte = 0; xbyte < WIDTH/8; ++xbyte)
108 for (int xbit = 0; xbit < 8; ++xbit)
109 v |= (new_raster[(xbyte * 8 + xbit) + (y / 8) * WIDTH] & (1 << (y%8)) )
110 ? (1 << (7 - xbit)) : 0;
112 raster[y * ((WIDTH + 7) / 8) + xbyte] = v;
117 #error Unsupported bitmap format
127 #include <cfg/debug.h>
130 * Raster buffer to draw into.
132 * Bits in the bitmap bytes have vertical orientation,
133 * as required by the LCD driver.
135 DECLARE_WALL(wall_before_raster, WALL_SIZE)
136 static uint8_t lcd_raster[RASTER_SIZE(EmulLCD::WIDTH, EmulLCD::HEIGHT)];
137 DECLARE_WALL(wall_after_raster, WALL_SIZE)
139 /*! Default LCD bitmap */
140 struct Bitmap lcd_bitmap;
142 /*extern "C"*/ void lcd_init(void)
144 //FIXME INIT_WALL(wall_before_raster);
145 //FIXME INIT_WALL(wall_after_raster);
146 gfx_bitmapInit(&lcd_bitmap, lcd_raster, EmulLCD::WIDTH, EmulLCD::HEIGHT);
147 gfx_bitmapClear(&lcd_bitmap);
150 /*extern "C"*/ void lcd_blit_bitmap(Bitmap *bm)
152 //FIXME CHECK_WALL(wall_before_raster);
153 //FIXME CHECK_WALL(wall_after_raster);
154 emul->emulLCD->writeRaster(bm->raster);
157 #include "lcd_gfx_qt_moc.cpp"