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Step 196: high contrast and colorblind modes

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Bill
2026-02-10 04:55:49 -07:00
parent 93f2d7d1e9
commit 09fd7b011e
13 changed files with 219 additions and 3 deletions
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58
editor/src/CodeEditorRendering.h
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@@ -1,6 +1,57 @@
#pragma once
// Included inside CodeEditorWidget (rendering + folds).
public:
static int annotationShapeIndex(const std::string& label) {
size_t h = 0;
for (unsigned char c : label) h = h * 131 + c;
return (int)(h % 5);
}
static void drawAnnotationShape(ImDrawList* drawList,
const ImVec2& center,
float size,
ImU32 color,
int shape) {
switch (shape) {
case 0: { // circle
drawList->AddCircleFilled(center, size, color);
break;
}
case 1: { // triangle
ImVec2 top(center.x, center.y - size);
ImVec2 left(center.x - size, center.y + size);
ImVec2 right(center.x + size, center.y + size);
drawList->AddTriangleFilled(top, left, right, color);
break;
}
case 2: { // square
ImVec2 a(center.x - size, center.y - size);
ImVec2 b(center.x + size, center.y + size);
drawList->AddRectFilled(a, b, color, 0.0f);
break;
}
case 3: { // diamond
ImVec2 top(center.x, center.y - size);
ImVec2 right(center.x + size, center.y);
ImVec2 bottom(center.x, center.y + size);
ImVec2 left(center.x - size, center.y);
drawList->AddQuadFilled(top, right, bottom, left, color);
break;
}
default: { // star (outline)
ImVec2 pts[10];
for (int i = 0; i < 10; ++i) {
float angle = (float)(IM_PI * 0.5 + i * (IM_PI / 5.0));
float radius = (i % 2 == 0) ? size : size * 0.5f;
pts[i] = ImVec2(center.x + std::cos(angle) * radius,
center.y - std::sin(angle) * radius);
}
drawList->AddPolyline(pts, 10, color, true, 1.5f);
break;
}
}
}
CodeEditorResult render(const char* id,
std::string& text,
const std::vector<HighlightSpan>& spans,
@@ -370,7 +421,12 @@ public:
AnnotationMarker marker;
if (annotationAtLine(*options.annotations, ln, marker)) {
ImVec2 center(origin.x + 12.0f, y + lineHeight * 0.5f);
drawList->AddCircleFilled(center, 3.0f, marker.color);
if (options.useAnnotationShapes) {
int shape = annotationShapeIndex(marker.message);
drawAnnotationShape(drawList, center, 3.5f, marker.color, shape);
} else {
drawList->AddCircleFilled(center, 3.0f, marker.color);
}
ImVec2 a(center.x - 4.0f, center.y - 4.0f);
ImVec2 b(center.x + 4.0f, center.y + 4.0f);
bool hoverAnno = ImGui::IsMouseHoveringRect(a, b);