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ShowStyleEditor: tweak font map display to show glyph details when hovered.

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ocornut 2016-09-25 15:52:04 +02:00
parent d7c518e6cc
commit 82dcdc9dfc
1 changed files with 10 additions and 2 deletions
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12
imgui_demo.cpp
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@ -1769,8 +1769,16 @@ void ImGui::ShowStyleEditor(ImGuiStyle* ref)
const ImFont::Glyph* glyph = font->FindGlyph((ImWchar)(base+n));;
draw_list->AddRect(cell_p1, cell_p2, glyph ? IM_COL32(255,255,255,100) : IM_COL32(255,255,255,50));
font->RenderChar(draw_list, cell_size.x, cell_p1, ImGui::GetColorU32(ImGuiCol_Text), (ImWchar)(base+n)); // We use ImFont::RenderChar as a shortcut because we don't have UTF-8 conversion functions available to generate a string.
if (ImGui::IsMouseHoveringRect(cell_p1, cell_p2))
ImGui::SetTooltip("U+%04X: %s", base+n, glyph ? "Present" : "Missing");
if (glyph && ImGui::IsMouseHoveringRect(cell_p1, cell_p2))
{
ImGui::BeginTooltip();
ImGui::Text("Codepoint: U+%04X", base+n);
ImGui::Separator();
ImGui::Text("XAdvance+1: %.1f", glyph->XAdvance);
ImGui::Text("Pos: (%.2f,%.2f)->(%.2f,%.2f)", glyph->X0, glyph->Y0, glyph->X1, glyph->Y1);
ImGui::Text("UV: (%.3f,%.3f)->(%.3f,%.3f)", glyph->U0, glyph->V0, glyph->U1, glyph->V1);
ImGui::EndTooltip();
}
}
ImGui::Dummy(ImVec2((cell_size.x + cell_spacing) * 16, (cell_size.y + cell_spacing) * 16));
ImGui::TreePop();