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Code Issues 121 Wiki Activity

uilayer: Implement ui.bg.opacity setting (#139)

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uilayer: Implement up ui.bg.opacity setting
This commit is contained in:
combolek
2026-07-11 15:41:25 -07:00
committed by GitHub
parent 8d3e10c93b
commit d863ec18c3
3 changed files with 19 additions and 3 deletions
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18
widgets/map.cpp
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@@ -299,7 +299,23 @@ void ui::map_panel::render_contents()
ImVec2 window_origin = ImGui::GetCursorPos();
ImVec2 screen_origin = ImGui::GetCursorScreenPos();
ImGui::ImageButton((ImTextureID)(intptr_t)(m_tex->id), surface_size_im, ImVec2(0, surface_size.y / fb_size), ImVec2(surface_size.x / fb_size, 0), 0);
// Specify alpha for the map image tint so the map window
// honors the ui.bg.opacity setting like other windows.
// Make the button frame fully transparent so ImageButton's
// ImGuiCol_Button background (green and opaque on hover) doesn't
// show behind the tinted image.
ImGui::PushStyleColor(ImGuiCol_Button, ImVec4(0.0f, 0.0f, 0.0f, 0.0f));
ImGui::PushStyleColor(ImGuiCol_ButtonHovered, ImVec4(0.0f, 0.0f, 0.0f, 0.0f));
ImGui::PushStyleColor(ImGuiCol_ButtonActive, ImVec4(0.0f, 0.0f, 0.0f, 0.0f));
ImGui::ImageButton((ImTextureID)(intptr_t)(m_tex->id),
surface_size_im,
ImVec2(0, surface_size.y / fb_size),
ImVec2(surface_size.x / fb_size, 0),
0,
ImVec4(0.0f, 0.0f, 0.0f, 0.0f),
ImVec4(1.0f, 1.0f, 1.0f, Global.UIBgOpacity));
ImGui::PopStyleColor(3);
if (ImGui::IsItemHovered())
{