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Demo: amend test bed to exercices more flags.

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ocornut
2026-07-27 19:17:37 +02:00
parent 7a54e76cd1
commit e925e453ee
1 changed files with 32 additions and 25 deletions
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57
imgui_demo.cpp
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@@ -10459,32 +10459,39 @@ static void ShowExampleAppCustomRendering(bool* p_open)
ImGui::ColorEdit4("Stroke Color", &colf_stroke.x);
ImGui::ColorEdit4("Fill Color", &colf_fill.x);
static ImDrawFlags stroke_flags = ImDrawFlags_AALineEnds;
static ImDrawFlags other_flags = ImDrawFlags_None;
ImGui::Text("Stroke Flags:");
ImGui::RadioButton("Default", &stroke_flags, ImDrawFlags_None); ImGui::SameLine();
ImGui::RadioButton("Inside", &stroke_flags, ImDrawFlags_StrokeInside); ImGui::SameLine();
ImGui::RadioButton("Center", &stroke_flags, ImDrawFlags_StrokeCenter); ImGui::SameLine();
ImGui::RadioButton("CenterBiased", &stroke_flags, ImDrawFlags_StrokeCenterBiased); ImGui::SameLine();
ImGui::RadioButton("Outside", &stroke_flags, ImDrawFlags_StrokeOutside); ImGui::SameLine();
ImGui::RadioButton("Legacy", &stroke_flags, ImDrawFlags_StrokeLegacy);
ImGui::CheckboxFlags("MiterOnly", &other_flags, ImDrawFlags_MiterOnly); ImGui::SameLine();
ImGui::CheckboxFlags("SquareCap", &other_flags, ImDrawFlags_SquareCap); ImGui::SameLine();
ImGui::CheckboxFlags("AALineEnds", &other_flags, ImDrawFlags_AALineEnds);
ImGui::Spacing();
static ImDrawFlags prim_stroke_flags = ImDrawFlags_None;
static ImDrawFlags prim_other_flags = ImDrawFlags_AALineEnds;
ImGui::SeparatorText("Per primitive flags (AddXXX functions)");
ImGui::RadioButton("Default", &prim_stroke_flags, ImDrawFlags_None); ImGui::SameLine();
ImGui::RadioButton("Inside", &prim_stroke_flags, ImDrawFlags_StrokeInside); ImGui::SameLine();
ImGui::RadioButton("Center", &prim_stroke_flags, ImDrawFlags_StrokeCenter); ImGui::SameLine();
ImGui::RadioButton("CenterBiased", &prim_stroke_flags, ImDrawFlags_StrokeCenterBiased); ImGui::SameLine();
ImGui::RadioButton("Outside", &prim_stroke_flags, ImDrawFlags_StrokeOutside); ImGui::SameLine();
ImGui::RadioButton("Legacy", &prim_stroke_flags, ImDrawFlags_StrokeLegacy);
ImGui::CheckboxFlags("AAFill", &prim_other_flags, ImDrawFlags_AAFill); ImGui::SameLine(); // Note: Only for functions taking flags.
ImGui::CheckboxFlags("AALines", &prim_other_flags, ImDrawFlags_AALines); ImGui::SameLine(); // Note: Only for functions taking flags.
ImGui::CheckboxFlags("AALineEnds", &prim_other_flags, ImDrawFlags_AALineEnds); ImGui::SameLine();
ImGui::CheckboxFlags("MiterOnly", &prim_other_flags, ImDrawFlags_MiterOnly); ImGui::SameLine();
ImGui::CheckboxFlags("SquareCap", &prim_other_flags, ImDrawFlags_SquareCap);
//ImGui::CheckboxFlags("UseTexForRoundCorners", &prim_other_flags, ImDrawFlags_UseTexForRoundCorners); ImGui::SameLine();
//ImGui::CheckboxFlags("UseTexForStrokeLegacy", &prim_other_flags, ImDrawFlags_UseTexForStrokeLegacy);
// FIXME: Clarify how this is exposed, consider changing Demo code to simply alter Style.s
const ImDrawFlags scope_flags_mask = ImDrawFlags_AllowedInScope_;
static ImDrawFlags scope_flags = scope_flags_mask; // All
ImGui::Text("AA Flags:");
static ImDrawFlags scope_flags = draw_list->Flags; // First init copy current state.
ImGui::SeparatorText("Current ImDrawList flags (e.g. PushDrawFlag function)");
ImGui::PushID("ScopeFlags");
ImGui::CheckboxFlags("AAFill", &scope_flags, ImDrawFlags_AAFill); ImGui::SameLine();
ImGui::CheckboxFlags("AALines", &scope_flags, ImDrawFlags_AALines); ImGui::SameLine();
ImGui::CheckboxFlags("AALineEnds", &scope_flags, ImDrawFlags_AALineEnds);
ImGui::CheckboxFlags("UseTexForRoundCorners", &scope_flags, ImDrawFlags_UseTexForRoundCorners);
ImGui::CheckboxFlags("UseTexForStrokeLegacy", &scope_flags, ImDrawFlags_UseTexForStrokeLegacy); ImGui::SameLine();
ImGui::CheckboxFlags("AALineEnds", &scope_flags, ImDrawFlags_AALineEnds); ImGui::SameLine();
ImGui::CheckboxFlags("StrokeLegacy", &scope_flags, ImDrawFlags_StrokeLegacy);
//ImGui::CheckboxFlags("UseTexForRoundCorners", &scope_flags, ImDrawFlags_UseTexForRoundCorners); ImGui::SameLine();
//ImGui::CheckboxFlags("UseTexForStrokeLegacy", &scope_flags, ImDrawFlags_UseTexForStrokeLegacy);
ImGui::PopID();
ImGui::Spacing();
ImDrawFlags backup_draw_list_flags = draw_list->Flags;
draw_list->Flags = (draw_list->Flags & ~scope_flags_mask) | scope_flags;
const ImDrawFlags flags = stroke_flags | other_flags;
draw_list->Flags = (draw_list->Flags & ~ImDrawFlags_AllowedInScope_) | scope_flags; // Equivalent to an hypothetical PushDrawFlags() API
const ImDrawFlags flags = prim_stroke_flags | prim_other_flags;
const ImDrawFlags fill_flags = flags & (ImDrawFlags_AAFill | ImDrawFlags_UseTexForRoundCorners);
ImVec2 start_pos = ImGui::GetCursorScreenPos();
const float pi = 3.141592f;
@@ -10517,9 +10524,9 @@ static void ShowExampleAppCustomRendering(bool* p_open)
draw_list->AddNgonFilled({ x + half_sz, y + half_sz }, half_sz, col, ngon_segments); x += sz + spacing; // N-gon
draw_list->AddCircleFilled({ x + half_sz, y + half_sz }, half_sz, col, circle_segments); x += sz + spacing; // Circle
draw_list->AddEllipseFilled({ x + half_sz, y + half_sz }, { sz * 0.5f, sz * 0.3f }, col, -0.3f, circle_segments); x += sz + spacing;// Ellipse
draw_list->AddRectFilled({ x, y }, { x + sz, y + sz }, col); x += sz + spacing; // Square
draw_list->AddRectFilled({ x, y }, { x + sz, y + sz }, col, rounding); x += sz + spacing; // Square with all rounded corners
draw_list->AddRectFilled({ x, y }, { x + sz, y + sz }, col, rounding, corners_tl_br); x += sz + spacing; // Square with two rounded corners
draw_list->AddRectFilled({ x, y }, { x + sz, y + sz }, col, 0.0f, fill_flags); x += sz + spacing; // Square
draw_list->AddRectFilled({ x, y }, { x + sz, y + sz }, col, rounding, fill_flags); x += sz + spacing; // Square with all rounded corners
draw_list->AddRectFilled({ x, y }, { x + sz, y + sz }, col, rounding, corners_tl_br | fill_flags); x += sz + spacing; // Square with two rounded corners
draw_list->AddTriangleFilled({ x + sz * 0.5f, y }, { x + sz, y + sz }, { x, y + sz }, col); x += sz + spacing; // Triangle
draw_list->AddTriangleFilled({ x + sz * 0.2f, y }, { x + sz * 0.4f, y + sz }, { x, y + sz }, col); x += (float)(int)(sz * 0.4f) + spacing; // Thin triangle
PathConcaveShape(draw_list, x, y, sz); draw_list->PathFillConcave(col); x += sz + spacing; // Concave shape