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ColorTooltip: Honor ImGuiColorEditFlags_HalfAlphaPreview flag by calling ColorButton(). Added HalfAlphaPreview to demo. (#346)

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This commit is contained in:
omar
2017-07-27 11:07:46 +08:00
parent c1c2b2400a
commit b7a563276d
2 changed files with 9 additions and 8 deletions
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6
imgui.cpp
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@ -9007,7 +9007,6 @@ void ImGui::ColorTooltip(const char* text, const float col[4], ImGuiColorEditFla
int cr = IM_F32_TO_INT8_SAT(col[0]), cg = IM_F32_TO_INT8_SAT(col[1]), cb = IM_F32_TO_INT8_SAT(col[2]), ca = (flags & (ImGuiColorEditFlags_NoAlpha | ImGuiColorEditFlags_NoAlphaPreview)) ? 255 : IM_F32_TO_INT8_SAT(col[3]);
BeginTooltipEx(true);
ImGuiWindow* window = GetCurrentWindow();
const char* text_end = text ? FindRenderedTextEnd(text, NULL) : text;
if (text_end > text)
@ -9017,8 +9016,7 @@ void ImGui::ColorTooltip(const char* text, const float col[4], ImGuiColorEditFla
}
ImVec2 sz(g.FontSize * 3, g.FontSize * 3);
RenderColorRectWithAlphaCheckerboard(window->DC.CursorPos, window->DC.CursorPos + sz, IM_COL32(cr,cg,cb,ca), g.FontSize, g.Style.FrameRounding);
Dummy(sz);
ColorButton("##preview", ImVec4(col[0], col[1], col[2], col[3]), (flags & (ImGuiColorEditFlags_NoAlpha | ImGuiColorEditFlags_HalfAlphaPreview)) | ImGuiColorEditFlags_NoTooltip, sz);
SameLine();
if (flags & ImGuiColorEditFlags_NoAlpha)
Text("#%02X%02X%02X\nR: %d, G: %d, B: %d\n(%.3f, %.3f, %.3f)", cr, cg, cb, cr, cg, cb, col[0], col[1], col[2]);
@ -9110,7 +9108,7 @@ bool ImGui::ColorButton(const char* desc_id, const ImVec4& col, ImGuiColorEditFl
RenderFrameBorder(bb.Min, bb.Max, style.FrameRounding);
if (hovered && !(flags & ImGuiColorEditFlags_NoTooltip))
ColorTooltip(desc_id, &col.x, flags & (ImGuiColorEditFlags_NoAlpha | ImGuiColorEditFlags_NoAlphaPreview));
ColorTooltip(desc_id, &col.x, flags & (ImGuiColorEditFlags_NoAlpha | ImGuiColorEditFlags_NoAlphaPreview | ImGuiColorEditFlags_HalfAlphaPreview));
return pressed;
}