diff options
Diffstat (limited to 'scumm/smush/frenderer.cpp')
-rw-r--r-- | scumm/smush/frenderer.cpp | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/scumm/smush/frenderer.cpp b/scumm/smush/frenderer.cpp index eb75a2bde4..93534d7c02 100644 --- a/scumm/smush/frenderer.cpp +++ b/scumm/smush/frenderer.cpp @@ -232,3 +232,77 @@ bool FontRenderer::drawStringCentered(const char * str, char * buffer, const Poi delete []substrings; return true; } + +bool FontRenderer::drawStringWrap(const char * str, char * buffer, const Point & size, int32 x, int32 y, int32 width) const { + debug(9, "FontRenderer::drawStringWrap(%s, %d, %d)", str, x, y); + assert(strchr(str, '\n') == 0); + char * * words = split(str, ' '); + int32 nb_sub = 0; + + while(words[nb_sub]) nb_sub++; + + int32 * sizes = new int32[nb_sub]; + int32 i = 0, max_width = 0, height = 0, nb_subs = 0, left_x; + + for(i = 0; i < nb_sub; i++) + sizes[i] = stringWidth(words[i]); + + char * * substrings = new char *[nb_sub]; + int32 * substr_widths = new int32[nb_sub]; + int32 space_width = charWidth(' '); + + i = 0; + while(i < nb_sub) { + int32 substr_width = sizes[i]; + char * substr = new char[1000]; + strcpy(substr, words[i]); + int32 j = i + 1; + + while(j < nb_sub && (substr_width + space_width + sizes[j]) < width) { + substr_width += sizes[j++] + space_width; + } + + for(int32 k = i + 1; k < j; k++) { + strcat(substr, " "); + strcat(substr, words[k]); + } + + substrings[nb_subs] = substr; + substr_widths[nb_subs++] = substr_width; + i = j; + height += stringHeight(substr); + } + + delete []sizes; + for(i = 0; i < nb_sub; i++) { + delete []words[i]; + } + delete []words; + + if(y + height > size.getY()) { + y = size.getY() - height; + } + + for(i = 0; i < nb_subs; i++) + max_width = MAX(max_width, substr_widths[i]); + + if(max_width + x > size.getX()) + left_x = size.getX() - max_width + charWidth(' '); + else + left_x = x; + + if(max_width + left_x > size.getX()) + left_x = size.getX() - max_width; + + for(i = 0; i < nb_subs; i++) { + int32 substr_width = substr_widths[i]; + drawSubstring((const byte *)substrings[i], buffer, size, left_x, y); + y += stringHeight(substrings[i]); + delete []substrings[i]; + } + + delete []substr_widths; + delete []substrings; + return true; +} + |