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added GFX_wrapText and refactored GFX_truncateText

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This commit is contained in:
Shaun Inman 2023-01-28 19:57:44 -05:00
parent 0edeaf06eb
commit efa1e9bd0c
4 changed files with 71 additions and 13 deletions
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74
src/common/api.c
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@ -316,24 +316,78 @@ SDL_Surface* GFX_getBufferCopy(void) { // must be freed by caller
memcpy(copy->pixels, (gfx.map + gfx.buffer_size * buffer), (SCREEN_HEIGHT * SCREEN_PITCH));
return copy;
}
int GFX_truncateDisplayName(const char* in_name, char* out_name, int max_width) {
int GFX_truncateText(TTF_Font* font, const char* in_name, char* out_name, int max_width) {
int text_width;
strcpy(out_name, in_name);
TTF_SizeUTF8(font.large, out_name, &text_width, NULL);
TTF_SizeUTF8(font, out_name, &text_width, NULL);
text_width += SCALE1(12*2);
while (text_width>max_width) {
int len = strlen(out_name);
out_name[len-1] = '\0';
out_name[len-2] = '.';
out_name[len-3] = '.';
out_name[len-4] = '.';
TTF_SizeUTF8(font.large, out_name, &text_width, NULL);
strcpy(&out_name[len-4], "...\0");
TTF_SizeUTF8(font, out_name, &text_width, NULL);
text_width += SCALE1(12*2);
}
return text_width;
}
int GFX_wrapText(TTF_Font* font, char* str, int max_width, int max_lines) {
// TODO: this is kinda buggy mess
if (!str) return 0;
int line_width;
int max_line_width;
char* line = str;
char buffer[MAX_PATH];
TTF_SizeUTF8(font, line, &line_width, NULL);
if (line_width<=max_width) {
line_width = GFX_truncateText(font,line,buffer,max_width);
strcpy(line,buffer);
return line_width;
}
char* prev;
char* tmp = line;
int lines = 1;
int i = 0;
while (!max_lines || lines<max_lines) {
tmp = strchr(tmp, ' ');
if (!tmp) {
if (prev) {
prev[0] = '\n';
line = prev + 1;
}
break;
}
tmp[0] = '\0';
TTF_SizeUTF8(font, line, &line_width, NULL);
if (line_width>=max_width) { // wrap
if (line_width>max_line_width) max_line_width = line_width;
tmp[0] = ' ';
tmp += 1;
prev[0] = '\n';
prev += 1;
line = prev;
lines += 1;
}
else { // continue
tmp[0] = ' ';
prev = tmp;
tmp += 1;
}
i += 1;
}
line_width = GFX_truncateText(font,line,buffer,max_width);
strcpy(line,buffer);
if (line_width>max_line_width) max_line_width = line_width;
return max_line_width;
}
void GFX_blitAsset(int asset, SDL_Rect* src_rect, SDL_Surface* dst, SDL_Rect* dst_rect) {
SDL_Rect* rect = &asset_rects[asset];
@ -630,7 +684,7 @@ int GFX_blitButtonGroup(char** pairs, SDL_Surface* dst, int align_right) {
return ow;
}
#define MAX_TEXT_LINES 3
#define MAX_TEXT_LINES 16
void GFX_sizeText(TTF_Font* font, char* str, int leading, int* w, int* h) {
char* lines[MAX_TEXT_LINES];
int count = 0;
@ -638,7 +692,7 @@ void GFX_sizeText(TTF_Font* font, char* str, int leading, int* w, int* h) {
char* tmp;
lines[count++] = str;
while ((tmp=strchr(lines[count-1], '\n'))!=NULL) {
if (count+1>MAX_TEXT_LINES) break; // TODO: bail
if (count+1>MAX_TEXT_LINES) break; // TODO: bail?
lines[count++] = tmp+1;
}
*h = count * leading;
@ -674,7 +728,7 @@ void GFX_blitText(TTF_Font* font, char* str, int leading, SDL_Color color, SDL_S
char* tmp;
lines[count++] = str;
while ((tmp=strchr(lines[count-1], '\n'))!=NULL) {
if (count+1>MAX_TEXT_LINES) break; // TODO: bail
if (count+1>MAX_TEXT_LINES) break; // TODO: bail?
lines[count++] = tmp+1;
}
int x = dst_rect->x;