Public_Skunkworks/roo_e
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Working double buffering

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This commit is contained in:
Scott Duensing 2022-05-21 17:25:37 -05:00
parent 0748aaf9e2
commit 29601df2a9
3 changed files with 62 additions and 8 deletions
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45
client/src/gui/gui.c
View file

@ -63,8 +63,39 @@ void guiModesShow(void) {
void guiRun(void) {
char text[256] = { 0 };
GrMouseEvent event;
#define APPEND (&text[strlen(text)])
while (_guiRunning) {
GrMouseGetEvent(GR_M_EVENT, &event);
if (event.flags != 0) {
strcpy(text, "Events: ");
if(event.flags & GR_M_MOTION) strcpy( APPEND,"[moved] ");
if(event.flags & GR_M_LEFT_DOWN) strcpy( APPEND,"[left down] ");
if(event.flags & GR_M_MIDDLE_DOWN) strcpy( APPEND,"[middle down] ");
if(event.flags & GR_M_RIGHT_DOWN) strcpy( APPEND,"[right down] ");
if(event.flags & GR_M_P4_DOWN) strcpy( APPEND,"[p4 down] ");
if(event.flags & GR_M_P5_DOWN) strcpy( APPEND,"[p5 down] ");
if(event.flags & GR_M_LEFT_UP) strcpy( APPEND,"[left up] ");
if(event.flags & GR_M_MIDDLE_UP) strcpy( APPEND,"[middle up] ");
if(event.flags & GR_M_RIGHT_UP) strcpy( APPEND,"[right up] ");
if(event.flags & GR_M_P4_UP) strcpy( APPEND,"[p4 up] ");
if(event.flags & GR_M_P5_UP) strcpy( APPEND,"[p5 up] ");
if(event.flags & GR_M_KEYPRESS) sprintf(APPEND,"[key (0x%03x)] ",event.key);
sprintf(APPEND,"at X=%d, Y=%d, ",event.x,event.y);
sprintf(APPEND,
"buttons=%c%c%c, ",
(event.buttons & GR_M_LEFT) ? 'L' : 'l',
(event.buttons & GR_M_MIDDLE) ? 'M' : 'm',
(event.buttons & GR_M_RIGHT) ? 'R' : 'r'
);
sprintf(APPEND,"deltaT=%ld (ms)",event.dtime);
strcpy (APPEND," ");
}
wmPaint();
GrTextXY(0, 0, text, GUI_WHITE, GUI_BLACK);
if (GrKeyRead() == GrKey_Escape) guiStop();
}
}
@ -78,14 +109,17 @@ void guiRegister(WidgetRegisterT widgetRegister) {
void guiShutdown(void) {
wmShutdown();
while (hmlen(_widgetCatalog) > 0) {
if (_widgetCatalog[0].value->unregister) _widgetCatalog[0].value->unregister(NULL);
hmdel(_widgetCatalog, _widgetCatalog[0].key);
}
hmfree(_widgetCatalog);
wmShutdown();
GrMouseEraseCursor();
GrMouseUnInit();
DEL(__guiBaseColors);
GrSetMode(GR_default_text);
@ -96,10 +130,15 @@ void guiStartup(int16_t width, int16_t height, int16_t depth) {
if (!GrSetMode(GR_width_height_bpp_graphics, width, height, depth)) {
//***TODO*** Die
}
GrSetRGBcolorMode();
__guiBaseColors = GrAllocEgaColors();
GrMouseInit();
GrMouseEventEnable(1, 1);
GrMouseSetColors(GUI_WHITE, GUI_BLACK);
GrMouseSetCursorMode(GR_M_CUR_NORMAL);
GrMouseDisplayCursor();
wmStartup();
guiRegister(windowRegister);

17
client/src/gui/wmwindow.c
View file

@ -4,7 +4,9 @@
uint8_t __MAGIC_WINDOW = 0;
static WindowT **_windowList = NULL;
static WindowT **_windowList = NULL;
static GrContext *_backBuffer = NULL;
static GrContext *_screenBuffer = NULL;
static GrTextOption _textOption;
@ -237,14 +239,18 @@ void wmPaint(void) {
WidgetT *widget;
// Paint desktop.
GrClearScreen(GUI_CYAN);
GrSetContext(_backBuffer);
GrClearContext(GUI_CYAN);
// Paint all windows.
for (i=0; i<arrlen(_windowList); i++) {
GrSetContext(GrScreenContext());
GrSetContext(_backBuffer);
widget = (WidgetT *)_windowList[i];
widget->reg->paint(widget);
}
// Copy to screen.
GrBitBltNC(_screenBuffer, 0, 0, _backBuffer, 0, 0, GrMaxX(), GrMaxY(), GrWRITE);
}
@ -253,9 +259,12 @@ void wmShutdown(void) {
windowDestroy((WidgetT *)_windowList[0]);
}
arrfree(_windowList);
GrDestroyContext(_backBuffer);
}
void wmStartup(void) {
_screenBuffer = GrScreenContext();
_backBuffer = GrCreateContext(GrScreenX(), GrScreenY(), NULL, NULL);
}

8
client/src/main.c
View file

@ -3,13 +3,19 @@
int main(int argc, char *argv[]) {
char title[256];
uint16_t i;
(void)argc;
(void)argv;
guiStartup(800, 600, 24);
windowCreate(50, 50, 300, 200, "Testing", WIN_CLOSE | WIN_MAXIMIZE | WIN_MINIMIZE | WIN_RESIZE);
for (i=1; i<4; i++) {
sprintf(title, "Testing %d", i);
windowCreate(i * 50, i * 50, 300, 200, title, WIN_CLOSE | WIN_MAXIMIZE | WIN_MINIMIZE | WIN_RESIZE);
}
guiRun();
guiShutdown();