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ImFont: added GetCharAdvance() helper. Exposed font Ascent and font Descent.

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ocornut
2015-06-14 17:30:06 -06:00
parent b503e5ee5b
commit 6eb1fec7a9
2 changed files with 8 additions and 5 deletions
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7
imgui.cpp
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@ -2703,7 +2703,7 @@ static void RenderCheckMark(ImVec2 pos, ImU32 col)
a.x = pos.x + start_x;
b.x = a.x + rem_third;
c.x = a.x + rem_third * 3.0f;
b.y = pos.y + (float)(int)(g.Font->BaseLine * (g.FontSize / g.Font->FontSize) + 0.5f) + (float)(int)(g.Font->DisplayOffset.y);
b.y = pos.y + (float)(int)(g.Font->Ascent * (g.FontSize / g.Font->FontSize) + 0.5f) + (float)(int)(g.Font->DisplayOffset.y);
a.y = b.y - rem_third;
c.y = b.y - rem_third * 2.0f;
@ -9215,7 +9215,8 @@ bool ImFontAtlas::Build()
const float font_scale = stbtt_ScaleForPixelHeight(&data.FontInfo, data.SizePixels);
int font_ascent, font_descent, font_line_gap;
stbtt_GetFontVMetrics(&data.FontInfo, &font_ascent, &font_descent, &font_line_gap);
data.OutFont->BaseLine = (font_ascent * font_scale);
data.OutFont->Ascent = (font_ascent * font_scale);
data.OutFont->Descent = (font_descent * font_scale);
data.OutFont->Glyphs.resize(0);
const float uv_scale_x = 1.0f / TexWidth;
@ -9374,7 +9375,7 @@ void ImFont::Clear()
{
FontSize = 0.0f;
DisplayOffset = ImVec2(-0.5f, 0.5f);
BaseLine = 0.0f;
Ascent = Descent = 0.0f;
ContainerAtlas = NULL;
Glyphs.clear();
FallbackGlyph = NULL;