static void set_logfont(const char *face, int size, LOGFONT *lf);
static LPVOID render_text(const char *face, int size, const char *text, int length, int aa,
- HBITMAP *pbm, SIZE *psz, TEXTMETRIC *tm, int utf8);
+ HBITMAP *pbm, SIZE *psz, TEXTMETRIC *tm, int *bbox, int utf8);
static LPWSTR utf8_to_wide_string(char const *text, int text_len, int *wide_chars);
/*
int ascent, descent, max_ascent = -size, min_descent = size;
const char *workp;
int work_len;
+ int got_first_ch = 0;
+ unsigned long first_ch, last_ch;
mm_log((1, "i_wf_bbox(face %s, size %d, text %p, length %d, bbox %p, utf8 %d)\n", face, size, text, length, bbox, utf8));
}
workp = text;
- work_len = 0;
+ work_len = length;
while (work_len > 0) {
unsigned long c;
unsigned char cp;
}
}
else {
- c = (unsigned char)*text++;
+ c = (unsigned char)*workp++;
--work_len;
}
+ if (!got_first_ch) {
+ first_ch = c;
+ ++got_first_ch;
+ }
+ last_ch = c;
cp = c > '~' ? '.' : c < ' ' ? '.' : c;
return 0;
}
}
- bbox[BBOX_GLOBAL_DESCENT] = tm.tmDescent;
- bbox[BBOX_DESCENT] = min_descent == size ? tm.tmDescent : min_descent;
+ bbox[BBOX_GLOBAL_DESCENT] = -tm.tmDescent;
+ bbox[BBOX_DESCENT] = min_descent == size ? -tm.tmDescent : min_descent;
bbox[BBOX_POS_WIDTH] = sz.cx;
bbox[BBOX_ADVANCE_WIDTH] = sz.cx;
bbox[BBOX_GLOBAL_ASCENT] = tm.tmAscent;
bbox[BBOX_ASCENT] = max_ascent == -size ? tm.tmAscent : max_ascent;
if (length
- && GetCharABCWidths(dc, text[0], text[0], &first)
- && GetCharABCWidths(dc, text[length-1], text[length-1], &last)) {
- mm_log((1, "first: %d A: %d B: %d C: %d\n", text[0],
+ && GetCharABCWidths(dc, first_ch, first_ch, &first)
+ && GetCharABCWidths(dc, last_ch, last_ch, &last)) {
+ mm_log((1, "first: %d A: %d B: %d C: %d\n", first_ch,
first.abcA, first.abcB, first.abcC));
- mm_log((1, "last: %d A: %d B: %d C: %d\n", text[length-1],
+ mm_log((1, "last: %d A: %d B: %d C: %d\n", last_ch,
last.abcA, last.abcB, last.abcC));
bbox[BBOX_NEG_WIDTH] = first.abcA;
bbox[BBOX_RIGHT_BEARING] = last.abcC;
int ch;
TEXTMETRIC tm;
int top;
+ int bbox[BOUNDING_BOX_COUNT];
+
+ mm_log((1, "i_wf_text(face %s, im %p, tx %d, ty %d, cl %p, size %d, text %p, length %d, align %d, aa %d, utf8 %d)\n", face, im, tx, ty, cl, size, text, len, align, aa, aa, utf8));
- bits = render_text(face, size, text, len, aa, &bm, &sz, &tm, utf8);
+ if (!i_wf_bbox(face, size, text, len, bbox, utf8))
+ return 0;
+
+ bits = render_text(face, size, text, len, aa, &bm, &sz, &tm, bbox, utf8);
if (!bits)
return 0;
+ tx += bbox[BBOX_NEG_WIDTH];
line_width = sz.cx * 3;
line_width = (line_width + 3) / 4 * 4;
top = ty;
top -= tm.tmAscent;
}
else {
- int bbox[BOUNDING_BOX_COUNT];
-
- i_wf_bbox(face, size, text, len, bbox, utf8);
top -= tm.tmAscent - bbox[BBOX_ASCENT];
}
int x, y;
TEXTMETRIC tm;
int top;
+ int bbox[BOUNDING_BOX_COUNT];
- bits = render_text(face, size, text, len, aa, &bm, &sz, &tm, utf8);
+ mm_log((1, "i_wf_cp(face %s, im %p, tx %d, ty %d, channel %d, size %d, text %p, length %d, align %d, aa %d, utf8 %d)\n", face, im, tx, ty, channel, size, text, len, align, aa, aa, utf8));
+
+ if (!i_wf_bbox(face, size, text, len, bbox, utf8))
+ return 0;
+
+ bits = render_text(face, size, text, len, aa, &bm, &sz, &tm, bbox, utf8);
if (!bits)
return 0;
top -= tm.tmAscent;
}
else {
- int bbox[BOUNDING_BOX_COUNT];
-
- i_wf_bbox(face, size, text, len, bbox, utf8);
top -= tm.tmAscent - bbox[BBOX_ASCENT];
}
return 1;
}
+static HMODULE gdi_dll;
+typedef BOOL (CALLBACK *AddFontResourceExA_t)(LPCSTR, DWORD, PVOID);
+static AddFontResourceExA_t AddFontResourceExAp;
+typedef BOOL (CALLBACK *RemoveFontResourceExA_t)(LPCSTR, DWORD, PVOID);
+static RemoveFontResourceExA_t RemoveFontResourceExAp;
+
/*
=item i_wf_addfont(char const *filename, char const *resource_file)
Adds a TTF font file as usable by the application.
-The font is always added as private to the application.
+Where possible the font is added as private to the application.
+
+Under Windows 95/98/ME the font is added globally, since we don't have
+any choice. In either case call i_wf_delfont() to remove it.
=cut
*/
i_wf_addfont(char const *filename) {
i_clear_error();
- if (AddFontResourceEx(filename, FR_PRIVATE, 0)) {
+ if (!gdi_dll) {
+ gdi_dll = GetModuleHandle("GDI32");
+ if (gdi_dll) {
+ AddFontResourceExAp = (AddFontResourceExA_t)GetProcAddress(gdi_dll, "AddFontResourceExA");
+ RemoveFontResourceExAp = (RemoveFontResourceExA_t)GetProcAddress(gdi_dll, "RemoveFontResourceExA");
+ }
+ }
+
+ if (AddFontResourceExAp && RemoveFontResourceExAp
+ && AddFontResourceExAp(filename, FR_PRIVATE, 0)) {
+ return 1;
+ }
+ else if (AddFontResource(filename)) {
return 1;
}
else {
}
}
+/*
+=item i_wf_delfont(char const *filename, char const *resource_file)
+
+Deletes a TTF font file as usable by the application.
+
+=cut
+ */
+int
+i_wf_delfont(char const *filename) {
+ i_clear_error();
+
+ if (AddFontResourceExAp && RemoveFontResourceExAp
+ && RemoveFontResourceExAp(filename, FR_PRIVATE, 0)) {
+ return 1;
+ }
+ else if (RemoveFontResource(filename)) {
+ return 1;
+ }
+ else {
+ i_push_errorf(0, "Could not remove resource: %ld", GetLastError());
+ return 0;
+ }
+}
+
/*
=back
=cut
*/
static LPVOID render_text(const char *face, int size, const char *text, int length, int aa,
- HBITMAP *pbm, SIZE *psz, TEXTMETRIC *tm, int utf8) {
+ HBITMAP *pbm, SIZE *psz, TEXTMETRIC *tm, int *bbox, int utf8) {
BITMAPINFO bmi;
BITMAPINFOHEADER *bmih = &bmi.bmiHeader;
HDC dc, bmpDc;
font = CreateFontIndirect(&lf);
if (font) {
oldFont = SelectObject(bmpDc, font);
- if (utf8)
- GetTextExtentPoint32W(bmpDc, wide_text, wide_count, &sz);
- else
- GetTextExtentPoint32(bmpDc, text, length, &sz);
+
GetTextMetrics(bmpDc, tm);
+ sz.cx = bbox[BBOX_ADVANCE_WIDTH] - bbox[BBOX_NEG_WIDTH] + bbox[BBOX_POS_WIDTH];
+ sz.cy = bbox[BBOX_GLOBAL_ASCENT] - bbox[BBOX_GLOBAL_DESCENT];
memset(&bmi, 0, sizeof(bmi));
bmih->biSize = sizeof(*bmih);
SetTextColor(bmpDc, RGB(255, 255, 255));
SetBkColor(bmpDc, RGB(0, 0, 0));
if (utf8) {
- TextOutW(bmpDc, 0, 0, wide_text, wide_count);
+ TextOutW(bmpDc, -bbox[BBOX_NEG_WIDTH], 0, wide_text, wide_count);
}
else {
- TextOut(bmpDc, 0, 0, text, length);
+ TextOut(bmpDc, -bbox[BBOX_NEG_WIDTH], 0, text, length);
}
SelectObject(bmpDc, oldBm);
}
projects / imager.git / blobdiff