void SystemDraw::DrawTextOp(int x, int y, int angle, const wchar *text, Font font, Color ink,
int n, const int *dx) {
Std(font);
font.Bold();
while(n > 30000) {
DrawTextOp(x, y, angle, text, font, ink, 30000, dx);
if(dx)
for(int i = 0; i < 30000; i++)
x += *dx++;
else
x += GetTextSize(text, font, 30000).cx;
n -= 30000;
text += 30000;
}
GuiLock __;
COLORREF cr = GetColor(ink);
if(cr != lastTextColor) {
LLOG("Setting text color: " << ink);
::SetTextColor(handle, lastTextColor = cr);
}
HGDIOBJ orgfont = ::SelectObject(handle, GetWin32Font(font, angle));
int ascent = font.Info().GetAscent();
if(angle) {
double sina, cosa;
Draw::SinCos(angle, sina, cosa);
Size offset;
::ExtTextOutW(handle, x + fround(ascent * sina), y + fround(ascent * cosa), 0, NULL, (const WCHAR *)text, n, dx);
}
else
::ExtTextOutW(handle, x, y + ascent, 0, NULL, (const WCHAR *)text,
n, dx);
::SelectObject(handle, orgfont);
}
void Draw::DrawText(int x, int y, int angle, const wchar *text, Font font,
Color ink, int n, const int *dx)
{
#if defined(flagWINGL) || defined(flagLINUXGL)
if(IsNull(ink))
return;
DrawTextOp(x, y, angle, text, font, ink, n, dx);
#else
if(IsNull(ink)) return;
if(n < 0)
n = wstrlen(text);
Std(font);
double sina = 0;
double cosa = 1;
int posx = 0;
if(angle)
Draw::SinCos(angle, sina, cosa);
Font font0 = font;
if(GetInfo() & DRAWTEXTLINES)
font.Underline(false).Strikeout(false);
for(int i = 0; i < n; i++) {
wchar chr = text[i];
GlyphInfo gi = GetGlyphInfo(font, chr);
if(gi.IsNormal())
if(angle)
DrawTextOp(int(x + cosa * posx), int(y - sina * posx), angle, &chr, font, ink, 1, NULL);
else {
int c = 1;
int dd = 0;
while(i + c < n && c < 1000) {
GlyphInfo gi2 = GetGlyphInfo(font, text[i + c]);
if(!gi2.IsNormal())
break;
dd += dx ? dx[c - 1] : gi.width;
c++;
gi = gi2;
}
DrawTextOp(x + posx, y, 0, text + i, font, ink, c, dx);
posx += dd;
i += c - 1;
if(dx)
dx += c - 1;
}
else
if(gi.IsReplaced()) {
Font fnt = font;
fnt.Face(gi.lspc);
fnt.Height(gi.rspc);
if(angle)
DrawTextOp(int(x + cosa * posx), int(y - sina * (font.GetAscent() - fnt.GetAscent() + posx)),
angle, &chr, fnt, ink, 1, NULL);
else
DrawTextOp(x + posx, y + font.GetAscent() - fnt.GetAscent(), 0, &chr, fnt, ink, 1, NULL);
GlyphMetrics(gi, font, chr);
}
else
if(gi.IsComposed()) {
ComposedGlyph cg;
Compose(font, chr, cg);
if(angle) {
DrawTextOp(int(x + cosa * posx), int(y - sina * posx), angle, &cg.basic_char, font, ink, 1, NULL);
DrawTextOp(int(x + cosa * (posx + cg.mark_pos.x)), int(y - sina * (cg.mark_pos.y + posx)), angle, &cg.mark_char, cg.mark_font, ink, 1, NULL);
}
else {
DrawTextOp(x + posx, y, 0, &cg.basic_char, font, ink, 1, NULL);
DrawTextOp(x + cg.mark_pos.x + posx, y + cg.mark_pos.y, 0, &cg.mark_char, cg.mark_font, ink, 1, NULL);
}
GlyphMetrics(gi, font, chr);
}
else {
Font fnt = Arial(font.GetHeight());
wchar chr = 0x25a1;
gi = GetGlyphInfo(fnt, chr);
if(!gi.IsNormal()) {
chr = ' ';
gi = GetGlyphInfo(fnt, chr);
}
if(angle)
DrawTextOp(int(x + cosa * posx), int(y - sina * posx), angle, &chr, fnt, ink, 1, NULL);
else
DrawTextOp(x + posx, y, 0, &chr, fnt, ink, 1, NULL);
}
posx += dx ? *dx++ : gi.width;
}
if((GetInfo() & DRAWTEXTLINES) && (font0.IsUnderline() || font0.IsStrikeout())) {
int hg = abs(font0.GetCy());
if(hg == 0) hg = 10;
int thickness = max(hg / 20, 1);
int ascent = font0.GetAscent();
Size offset = Point(0, ascent);
if(angle) {
offset.cx = fround(ascent * sina);
offset.cy = fround(ascent * cosa);
}
x += offset.cx;
y += offset.cy;
if(font0.IsUnderline()) {
int p = max(hg / 15, int(font0.Info().GetDescent() > 0));
DrawLine(
int(x + p * sina),
int(y + p * cosa),
int(x + posx * cosa + p * sina),
int(y - posx * sina + p * cosa),
thickness,
ink
);
}
if(font0.IsStrikeout()) {
int p = -ascent / 3;
DrawLine(
int(x + p * sina),
int(y + p * cosa),
int(x + posx * cosa + p * sina),
int(y - posx * sina + p * cosa),
thickness,
ink
);
}
}
#endif
}
void Draw::DrawText(int x, int y, int angle, const wchar *text, Font font,
Color ink, int n, const int *dx)
{
#ifdef flagWINGL
if(IsNull(ink))
return;
DrawTextOp(x, y, angle, text, font, ink, n, dx);
#else
if(IsNull(ink)) return;
if(n < 0)
n = wstrlen(text);
Std(font);
double sina;
double cosa;
int d = 0;
if(angle)
Draw::SinCos(angle, sina, cosa);
for(int i = 0; i < n; i++) {
wchar chr = text[i];
GlyphInfo gi = GetGlyphInfo(font, chr);
if(gi.IsNormal())
if(angle)
DrawTextOp(int(x + cosa * d), int(y - sina * d), angle, &chr, font, ink, 1, NULL);
else {
int c = 1;
int dd = 0;
while(i + c < n) {
GlyphInfo gi2 = GetGlyphInfo(font, text[i + c]);
if(!gi2.IsNormal())
break;
dd += dx ? dx[c] : gi.width;
c++;
gi = gi2;
}
DrawTextOp(x + d, y, 0, text + i, font, ink, c, dx);
d += dd;
i += c - 1;
if(dx)
dx += c - 1;
}
else
if(gi.IsReplaced()) {
Font fnt = font;
fnt.Face(gi.lspc);
fnt.Height(gi.rspc);
if(angle)
DrawTextOp(int(x + cosa * d), int(y - sina * (font.GetAscent() - fnt.GetAscent() + d)),
angle, &chr, fnt, ink, 1, NULL);
else
DrawTextOp(x + d, y + font.GetAscent() - fnt.GetAscent(), 0, &chr, fnt, ink, 1, NULL);
GlyphMetrics(gi, font, chr);
}
else
if(gi.IsComposed()) {
ComposedGlyph cg;
Compose(font, chr, cg);
if(angle) {
DrawTextOp(int(x + cosa * d), int(y - sina * d), angle, &cg.basic_char, font, ink, 1, NULL);
DrawTextOp(int(x + cosa * (d + cg.mark_pos.x)), int(y - sina * (cg.mark_pos.y + d)), angle, &cg.mark_char, cg.mark_font, ink, 1, NULL);
}
else {
DrawTextOp(x + d, y, 0, &cg.basic_char, font, ink, 1, NULL);
DrawTextOp(x + cg.mark_pos.x + d, y + cg.mark_pos.y, 0, &cg.mark_char, cg.mark_font, ink, 1, NULL);
}
GlyphMetrics(gi, font, chr);
}
else {
Font fnt = Arial(font.GetHeight());
wchar chr = 0x25a1;
gi = GetGlyphInfo(fnt, chr);
if(!gi.IsNormal()) {
chr = ' ';
gi = GetGlyphInfo(fnt, chr);
}
if(angle)
DrawTextOp(int(x + cosa * d), int(y - sina * d), angle, &chr, fnt, ink, 1, NULL);
else
DrawTextOp(x + d, y, 0, &chr, fnt, ink, 1, NULL);
}
d += dx ? *dx++ : gi.width;
}
#endif
}
