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https://github.com/subhobhai943/SUB-OS.git
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subhobhai943
109472816c
- Create separate feature branch 'feat/gui-desktop' - Implement double-buffered 2D graphics engine with alpha blending, gradients, rounded rects, and font rasterization in gui/gui_gfx.c and include/gui/gui_gfx.h - Implement alpha-blended mouse pointer overlay in gui/gui_cursor.c and include/gui/gui_cursor.h - Implement SUB-WM Window Manager with draggable titlebars, close/minimize buttons, drop shadows, and event routing in gui/gui_wm.c and include/gui/gui_wm.h - Implement Cyberpunk/Nord desktop environment with wallpaper, taskbar, start menu popup, and system tray in gui/gui_desktop.c and include/gui/gui_desktop.h - Implement built-in GUI apps: System Performance Monitor, GUI Terminal Emulator, File Explorer, Calculator, Paint Studio, and About dialog in gui/gui_apps.c and include/gui/gui_apps.h - Add 'startx', 'gui', and 'desktop' applets in LazyBox suite - Verified multi-architecture compilation across x86_64, AArch64, and ARMv8i
65 lines
1.8 KiB
C
65 lines
1.8 KiB
C
// Mouse Cursor Renderer for SUB-OS GUI
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#include <gui/gui_cursor.h>
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#include <gui/gui_gfx.h>
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#include <gui/gui_theme.h>
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#define CURSOR_W 12
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#define CURSOR_H 18
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static int g_cur_x = 160;
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static int g_cur_y = 100;
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// 12x18 Arrow Cursor (0: Transparent, 1: Black Border, 2: White Fill)
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static const uint8_t cursor_bitmap[18][12] = {
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{1,0,0,0,0,0,0,0,0,0,0,0},
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{1,1,0,0,0,0,0,0,0,0,0,0},
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{1,2,1,0,0,0,0,0,0,0,0,0},
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{1,2,2,1,0,0,0,0,0,0,0,0},
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{1,2,2,2,1,0,0,0,0,0,0,0},
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{1,2,2,2,2,1,0,0,0,0,0,0},
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{1,2,2,2,2,2,1,0,0,0,0,0},
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{1,2,2,2,2,2,2,1,0,0,0,0},
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{1,2,2,2,2,2,2,2,1,0,0,0},
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{1,2,2,2,2,2,2,2,2,1,0,0},
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{1,2,2,2,2,2,1,1,1,1,0,0},
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{1,2,2,1,2,2,1,0,0,0,0,0},
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{1,2,1,0,1,2,2,1,0,0,0,0},
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{1,1,0,0,1,2,2,1,0,0,0,0},
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{1,0,0,0,0,1,2,2,1,0,0,0},
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{0,0,0,0,0,1,2,2,1,0,0,0},
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{0,0,0,0,0,0,1,1,0,0,0,0},
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{0,0,0,0,0,0,0,0,0,0,0,0}
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};
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void gui_cursor_init(void) {
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g_cur_x = gui_gfx_get_width() / 2;
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g_cur_y = gui_gfx_get_height() / 2;
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}
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void gui_cursor_set_pos(int x, int y) {
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if (x < 0) x = 0;
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if (y < 0) y = 0;
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if (x >= gui_gfx_get_width()) x = gui_gfx_get_width() - 1;
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if (y >= gui_gfx_get_height()) y = gui_gfx_get_height() - 1;
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g_cur_x = x;
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g_cur_y = y;
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}
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int gui_cursor_get_x(void) { return g_cur_x; }
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int gui_cursor_get_y(void) { return g_cur_y; }
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void gui_cursor_draw(void) {
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for (int j = 0; j < CURSOR_H; j++) {
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int py = g_cur_y + j;
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for (int i = 0; i < CURSOR_W; i++) {
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int px = g_cur_x + i;
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uint8_t pixel = cursor_bitmap[j][i];
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if (pixel == 1) {
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gui_gfx_draw_pixel(px, py, GUI_COLOR_BLACK);
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} else if (pixel == 2) {
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gui_gfx_draw_pixel(px, py, GUI_COLOR_WHITE);
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}
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}
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}
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}
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