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ColorEdit: Fixed tooltip not honoring the ImGuiColorEditFlags_NoAlpha contract of never reading the 4th float in the array (value was read and discarded). (#2384)

This commit is contained in:
omar 2019-03-08 17:46:04 +01:00
parent 66936880ba
commit 8e0e91827f
2 changed files with 5 additions and 3 deletions
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2
docs/CHANGELOG.txt
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@ -64,6 +64,8 @@ Other Changes:
when manipulating the scrollbar of a multi-line input text.
- ColorPicker: Fixed a bug/assertion when displaying a color picker in a collapsed window
while dragging its title bar. (#2389)
- ColorEdit: Fixed tooltip not honoring the ImGuiColorEditFlags_NoAlpha contract of never
reading the 4th float in the array (value was read and discarded). (#2384) [@haldean]
- MenuItem, Selectable: Fixed disabled widget interfering with navigation (fix c2db7f63 in 1.67).
- TabBar: Fixed a crash when using BeginTabBar() recursively (didn't affect docking). (#2371)
- TabBar: Added extra mis-usage error recovery. Past the assert, common mis-usage don't lead to

6
imgui_widgets.cpp
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@ -4648,9 +4648,7 @@ void ImGui::ColorTooltip(const char* text, const float* col, ImGuiColorEditFlags
{
ImGuiContext& g = *GImGui;
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) ? 255 : IM_F32_TO_INT8_SAT(col[3]);
BeginTooltipEx(0, true);
const char* text_end = text ? FindRenderedTextEnd(text, NULL) : text;
if (text_end > text)
{
@ -4659,7 +4657,9 @@ void ImGui::ColorTooltip(const char* text, const float* col, ImGuiColorEditFlags
}
ImVec2 sz(g.FontSize * 3 + g.Style.FramePadding.y * 2, g.FontSize * 3 + g.Style.FramePadding.y * 2);
ColorButton("##preview", ImVec4(col[0], col[1], col[2], col[3]), (flags & (ImGuiColorEditFlags_NoAlpha | ImGuiColorEditFlags_AlphaPreview | ImGuiColorEditFlags_AlphaPreviewHalf)) | ImGuiColorEditFlags_NoTooltip, sz);
ImVec4 cf(col[0], col[1], col[2], (flags & ImGuiColorEditFlags_NoAlpha) ? 1.0f : col[3]);
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) ? 255 : IM_F32_TO_INT8_SAT(col[3]);
ColorButton("##preview", cf, (flags & (ImGuiColorEditFlags_NoAlpha | ImGuiColorEditFlags_AlphaPreview | ImGuiColorEditFlags_AlphaPreviewHalf)) | 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]);