4 * This file is part of BeRTOS.
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14 * GNU General Public License for more details.
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18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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21 * library without restriction. Specifically, if other files instantiate
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24 * file does not by itself cause the resulting executable to be covered by
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29 * Copyright 2006, 2008 Develer S.r.l. (http://www.develer.com/)
33 * \author Bernie Innocenti <bernie@codewiz.org>
35 * \brief Custom control for graphics LCD emulation (implementation)
38 #include "lcd_gfx_qt.h"
39 #include <emul/emul.h>
40 #include <cfg/debug.h>
41 #include <gfx/gfx.h> // CONFIG_BITMAP_FMT
43 #include <QtGui/QPainter>
44 #include <QtGui/QImage>
45 #include <QtGui/QSizePolicy>
46 #include <QtCore/QSize>
49 #define LCD_FG_COLOR 0x0, 0x0, 0x0
50 #define LCD_BG_COLOR 0xBB, 0xCC, 0xBB
53 EmulLCD::EmulLCD(QWidget *parent) :
55 fg_color(LCD_FG_COLOR),
56 bg_brush(QColor(LCD_BG_COLOR))
58 // Optimized rendering: we repaint everything anyway
59 setAttribute(Qt::WA_NoSystemBackground);
62 memset(raster, 0xAA, sizeof(raster));
65 setFrameStyle(QFrame::Panel | QFrame::Sunken);
66 frame_width = frameWidth();
68 setMinimumSize(WIDTH + frame_width * 2, HEIGHT + frame_width * 2);
70 #if CONFIG_EMULLCD_SCALE
71 QSizePolicy pol = QSizePolicy(QSizePolicy::Expanding, QSizePolicy::Preferred, QSizePolicy::Frame);
72 pol.setHeightForWidth(true);
74 QSizePolicy pol = QSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed, QSizePolicy::Frame);
85 #if CONFIG_EMULLCD_SCALE
86 int EmulLCD::heightForWidth(int w) const
91 h = (w * HEIGHT + WIDTH/2) / WIDTH;
96 #endif // CONFIG_EMULLCD_SCALE
98 void EmulLCD::paintEvent(QPaintEvent * /*event*/)
101 QImage img(raster, WIDTH, HEIGHT, QImage::Format_Mono);
103 #if CONFIG_EMULLCD_SCALE
104 int w = width() - frame_width * 2;
105 int h = height() - frame_width * 2;
106 if ((w != WIDTH) || (h != HEIGHT))
108 p.scale((qreal)w / WIDTH, (qreal)h / HEIGHT);
109 //p.setRenderHint(QPainter::SmoothPixmapTransform);
111 #endif // CONFIG_EMULLCD_SCALE
113 p.setBackgroundMode(Qt::OpaqueMode);
114 p.setBackground(bg_brush);
117 p.drawImage(QPoint(frame_width, frame_width), img);
120 void EmulLCD::writeRaster(uint8_t *new_raster)
122 #if CONFIG_BITMAP_FMT == BITMAP_FMT_PLANAR_H_MSB
125 //memcpy(raster, new_raster, sizeof(raster));
128 for (int i = 0; i < (int)sizeof(raster); ++i)
129 raster[i] = ~new_raster[i];
131 #elif CONFIG_BITMAP_FMT == BITMAP_FMT_PLANAR_V_LSB
133 // Rotation + inversion
134 for (int y = 0; y < HEIGHT; ++y)
136 for (int xbyte = 0; xbyte < WIDTH/8; ++xbyte)
139 for (int xbit = 0; xbit < 8; ++xbit)
140 v |= (new_raster[(xbyte * 8 + xbit) + (y / 8) * WIDTH] & (1 << (y%8)) )
141 ? (1 << (7 - xbit)) : 0;
143 raster[y * ((WIDTH + 7) / 8) + xbyte] = v;
147 #error Unsupported bitmap format
156 #include <cfg/debug.h>
158 DECLARE_WALL(wall_before_raster, WALL_SIZE)
160 * Raster buffer to draw into.
162 * Bits in the bitmap bytes have vertical orientation,
163 * as required by the LCD driver.
165 static uint8_t lcd_raster[RAST_SIZE(EmulLCD::WIDTH, EmulLCD::HEIGHT)];
166 DECLARE_WALL(wall_after_raster, WALL_SIZE)
171 /*extern "C"*/ void lcd_gfx_qt_init(Bitmap *lcd_bitmap)
173 //FIXME INIT_WALL(wall_before_raster);
174 //FIXME INIT_WALL(wall_after_raster);
175 gfx_bitmapInit(lcd_bitmap, lcd_raster, EmulLCD::WIDTH, EmulLCD::HEIGHT);
176 gfx_bitmapClear(lcd_bitmap);
179 /*extern "C"*/ void lcd_gfx_qt_blitBitmap(const Bitmap *bm)
181 //FIXME CHECK_WALL(wall_before_raster);
182 //FIXME CHECK_WALL(wall_after_raster);
183 emul->emulLCD->writeRaster(bm->raster);
186 #include "lcd_gfx_qt_moc.cpp"