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 1.7 2006/04/27 05:43:08 bernie
18 *#* Fix naming conventions.
20 *#* Revision 1.6 2006/02/20 02:00:40 bernie
23 *#* Revision 1.5 2006/02/15 09:13:16 bernie
24 *#* Switch to BITMAP_FMT_PLANAR_V_LSB.
26 *#* Revision 1.4 2006/02/10 12:33:49 bernie
27 *#* Make emulator display a bit larger.
29 *#* Revision 1.3 2006/01/23 23:11:07 bernie
30 *#* Use RASTER_SIZE() to compute... err... the raster size.
32 *#* Revision 1.2 2006/01/17 02:30:43 bernie
33 *#* Fix QImage format.
35 *#* Revision 1.1 2006/01/16 03:51:35 bernie
36 *#* Add LCD Qt emulator.
40 #include "lcd_gfx_qt.h"
41 #include <emul/emul.h>
42 #include <cfg/debug.h>
43 #include <gfx/gfx.h> // CONFIG_BITMAP_FMT
48 #include <qsizepolicy.h>
51 #include <QtGui/QPainter>
52 #include <QtGui/QImage>
53 #include <QtGui/QSizePolicy>
54 #include <QtCore/QSize>
58 #define LCD_FG_COLOR 0x0, 0x0, 0x0
59 #define LCD_BG_COLOR 0xBB, 0xCC, 0xBB
62 EmulLCD::EmulLCD(QWidget *parent, const char *name) :
63 QFrame(parent, name, Qt::WRepaintNoErase | Qt::WResizeNoErase),
64 fg_color(LCD_FG_COLOR),
65 bg_color(LCD_BG_COLOR)
68 memset(raster, 0xAA, sizeof(raster));
71 setFrameStyle(QFrame::Panel | QFrame::Sunken);
72 frame_width = frameWidth();
82 QSizePolicy EmulLCD::sizePolicy() const
84 return QSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed, false);
88 QSize EmulLCD::sizeHint() const
91 WIDTH + frame_width * 2,
92 HEIGHT + frame_width * 2);
96 void EmulLCD::paintEvent(QPaintEvent * /*event*/)
99 QImage img(raster, WIDTH, HEIGHT, 1, NULL, 0, QImage::BigEndian);
101 p.setBackgroundMode(Qt::OpaqueMode);
103 p.setBackgroundColor(bg_color);
104 p.drawImage(frame_width, frame_width, img);
107 void EmulLCD::writeRaster(uint8_t *new_raster)
109 #if CONFIG_BITMAP_FMT == BITMAP_FMT_PLANAR_H_MSB
112 memcpy(raster, new_raster, sizeof(raster));
114 #elif CONFIG_BITMAP_FMT == BITMAP_FMT_PLANAR_V_LSB
117 for (int y = 0; y < HEIGHT; ++y)
119 for (int xbyte = 0; xbyte < WIDTH/8; ++xbyte)
122 for (int xbit = 0; xbit < 8; ++xbit)
123 v |= (new_raster[(xbyte * 8 + xbit) + (y / 8) * WIDTH] & (1 << (y%8)) )
124 ? (1 << (7 - xbit)) : 0;
126 raster[y * ((WIDTH + 7) / 8) + xbyte] = v;
131 #error Unsupported bitmap format
140 #include <cfg/debug.h>
143 * Raster buffer to draw into.
145 * Bits in the bitmap bytes have vertical orientation,
146 * as required by the LCD driver.
148 DECLARE_WALL(wall_before_raster, WALL_SIZE)
149 static uint8_t lcd_raster[RASTER_SIZE(EmulLCD::WIDTH, EmulLCD::HEIGHT)];
150 DECLARE_WALL(wall_after_raster, WALL_SIZE)
152 /*! Default LCD bitmap */
153 struct Bitmap lcd_bitmap;
155 /*extern "C"*/ void lcd_init(void)
157 //FIXME INIT_WALL(wall_before_raster);
158 //FIXME INIT_WALL(wall_after_raster);
159 gfx_bitmapInit(&lcd_bitmap, lcd_raster, EmulLCD::WIDTH, EmulLCD::HEIGHT);
160 gfx_bitmapClear(&lcd_bitmap);
163 /*extern "C"*/ void lcd_blitBitmap(Bitmap *bm)
165 //FIXME CHECK_WALL(wall_before_raster);
166 //FIXME CHECK_WALL(wall_after_raster);
167 emul->emulLCD->writeRaster(bm->raster);
170 #include "lcd_gfx_qt_moc.cpp"