Win32 orientation & gwin console line clear fixes

Fixes to Win32 orientation for scrolling
Improve the way line clearing is handled in gwin consoles.
ugfx_release_2.6
Andrew Hannam 2012-11-12 18:49:47 +10:00
parent 1c5ca344e8
commit 67ae847970
3 changed files with 40 additions and 33 deletions

View File

@ -709,7 +709,7 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
* @notapi
*/
void GDISP_LLD(verticalscroll)(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) {
RECT rect, frect;
RECT rect, frect, srect;
HBRUSH hbr;
#if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
@ -748,17 +748,19 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
rect.right = GDISP.Width - x;
rect.left = rect.right-cx;
vertical_scroll:
if (cy >= lines && cy >= -lines)
ScrollDC(dcBuffer, 0, lines, &rect, 0, 0, 0);
frect.left = rect.left;
frect.right = rect.right;
srect.left = frect.left = rect.left;
srect.right = frect.right = rect.right;
if (lines > 0) {
frect.top = rect.top;
frect.bottom = frect.top+lines;
srect.top = frect.top = rect.top;
frect.bottom = rect.top+lines;
srect.bottom = rect.bottom-lines;
} else {
frect.bottom = rect.bottom;
frect.top = frect.bottom+lines;
srect.bottom = frect.bottom = rect.bottom;
frect.top = rect.bottom+lines;
srect.top = rect.top-lines;
}
if (cy >= lines && cy >= -lines)
ScrollDC(dcBuffer, 0, lines, &srect, 0, 0, 0);
break;
case GDISP_ROTATE_270:
rect.bottom = GDISP.Width - x;
@ -767,17 +769,19 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
rect.right = rect.left+cy;
lines = -lines;
horizontal_scroll:
if (cy >= lines && cy >= -lines)
ScrollDC(dcBuffer, lines, 0, &rect, 0, 0, 0);
frect.top = rect.top;
frect.bottom = rect.bottom;
srect.top = frect.top = rect.top;
srect.bottom = frect.bottom = rect.bottom;
if (lines > 0) {
frect.left = rect.left;
frect.right = frect.left+lines;
srect.left = frect.left = rect.left;
frect.right = rect.left+lines;
srect.right = rect.right-lines;
} else {
frect.right = rect.right;
frect.left = frect.right+lines;
srect.right = frect.right = rect.right;
frect.left = rect.right+lines;
srect.left = rect.left-lines;
}
if (cy >= lines && cy >= -lines)
ScrollDC(dcBuffer, lines, 0, &srect, 0, 0, 0);
break;
}
#else
@ -786,17 +790,19 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
rect.left = x;
rect.right = rect.left+cx;
lines = -lines;
if (cy >= lines && cy >= -lines)
ScrollDC(dcBuffer, 0, lines, &rect, 0, 0, 0);
frect.left = rect.left;
frect.right = rect.right;
srect.left = frect.left = rect.left;
srect.right = frect.right = rect.right;
if (lines > 0) {
frect.top = rect.top;
frect.bottom = frect.top+lines;
srect.top = frect.top = rect.top;
frect.bottom = rect.top+lines;
srect.bottom = rect.bottom-lines;
} else {
frect.bottom = rect.bottom;
frect.top = frect.bottom+lines;
srect.bottom = frect.bottom = rect.bottom;
frect.top = rect.bottom+lines;
srect.top = rect.top-lines;
}
if (cy >= lines && cy >= -lines)
ScrollDC(dcBuffer, 0, lines, &srect, 0, 0, 0);
#endif
if (hbr)

View File

@ -36,7 +36,8 @@
#include <string.h>
#define GWIN_USE_FILLED_CHARS FALSE
#define GWIN_CONSOLE_USE_CLEAR_LINES TRUE
#define GWIN_CONSOLE_USE_FILLED_CHARS FALSE
#define GWIN_FLG_DYNAMIC 0x0001
#define GWIN_FIRST_CONTROL_FLAG 0x0002
@ -635,19 +636,14 @@ void gwinPutChar(GHandle gh, char c) {
#endif
if (c == '\n') {
/* clear the text at the end of the line */
if (gcw->cx < gh->width)
gdispFillArea(gh->x + gcw->cx, gh->y + gcw->cy, gh->width - gcw->cx, gcw->fy, gh->bgcolor);
gcw->cx = 0;
gcw->cy += gcw->fy;
// We use lazy scrolling here and only scroll when the next char arrives
} else if (c == '\r') {
// gcw->cx = 0;
} else {
width = gdispGetCharWidth(c, gh->font) + gcw->fp;
if (gcw->cx + width >= gh->width) {
/* clear the text at the end of the line */
if (gcw->cy + gcw->fy <= gh->height)
gdispFillArea(gh->x + gcw->cx, gh->y + gcw->cy, gh->width - (gcw->cx + width), gcw->fy, gh->bgcolor);
gcw->cx = 0;
gcw->cy += gcw->fy;
}
@ -668,7 +664,12 @@ void gwinPutChar(GHandle gh, char c) {
#endif
}
#if GWIN_USE_FILLED_CHARS
#if GWIN_CONSOLE_USE_CLEAR_LINES
/* clear to the end of the line */
if (gcw->cx == 0)
gdispFillArea(gh->x, gh->y + gcw->cy, gh->width, gcw->fy, gh->bgcolor);
#endif
#if GWIN_CONSOLE_USE_FILLED_CHARS
gdispFillChar(gh->x + gcw->cx, gh->y + gcw->cy, c, gh->font, gh->color, gh->bgcolor);
#else
gdispDrawChar(gh->x + gcw->cx, gh->y + gcw->cy, c, gh->font, gh->color);