ImDrawList: added AddLineH(), AddLineV() helpers. (#9360)

This commit is aimed to be a lossless transform. Further layout fixes in subsequent commits.
This commit is contained in:
Mikko Mononen
2026-04-14 12:30:16 +03:00
committed by ocornut
parent c0b693b1d4
commit 691b89baae
7 changed files with 53 additions and 32 deletions

View File

@@ -10138,8 +10138,8 @@ static void ShowExampleAppCustomRendering(bool* p_open)
//draw_list->AddTriangle(ImVec2(x+sz*0.2f,y), ImVec2(x, y+sz-0.5f), ImVec2(x+sz*0.4f, y+sz-0.5f), col, th);x+= sz*0.4f + spacing; // Thin triangle
PathConcaveShape(draw_list, x, y, sz); draw_list->PathStroke(col, ImDrawFlags_Closed, th); x += sz + spacing; // Concave Shape
//draw_list->AddPolyline(concave_shape, IM_COUNTOF(concave_shape), col, ImDrawFlags_Closed, th);
draw_list->AddLine(ImVec2(x, y), ImVec2(x + sz, y), col, th); x += sz + spacing; // Horizontal line (note: drawing a filled rectangle will be faster!)
draw_list->AddLine(ImVec2(x, y), ImVec2(x, y + sz), col, th); x += spacing; // Vertical line (note: drawing a filled rectangle will be faster!)
draw_list->AddLineH(x, x + sz, y, col, th); x += sz + spacing; // Horizontal line (note: drawing a filled rectangle will be faster!)
draw_list->AddLineV(x, y, y + sz, col, th); x += spacing; // Vertical line (note: drawing a filled rectangle will be faster!)
draw_list->AddLine(ImVec2(x, y), ImVec2(x + sz, y + sz), col, th); x += sz + spacing; // Diagonal line
// Path
@@ -10278,9 +10278,9 @@ static void ShowExampleAppCustomRendering(bool* p_open)
{
const float GRID_STEP = 64.0f;
for (float x = fmodf(scrolling.x, GRID_STEP); x < canvas_sz.x; x += GRID_STEP)
draw_list->AddLine(ImVec2(canvas_p0.x + x, canvas_p0.y), ImVec2(canvas_p0.x + x, canvas_p1.y), IM_COL32(200, 200, 200, 40));
draw_list->AddLineV(canvas_p0.x + x, canvas_p0.y, canvas_p1.y, IM_COL32(200, 200, 200, 40));
for (float y = fmodf(scrolling.y, GRID_STEP); y < canvas_sz.y; y += GRID_STEP)
draw_list->AddLine(ImVec2(canvas_p0.x, canvas_p0.y + y), ImVec2(canvas_p1.x, canvas_p0.y + y), IM_COL32(200, 200, 200, 40));
draw_list->AddLineH(canvas_p0.x, canvas_p1.x, canvas_p0.y + y, IM_COL32(200, 200, 200, 40));
}
for (int n = 0; n < points.Size; n += 2)
draw_list->AddLine(ImVec2(origin.x + points[n].x, origin.y + points[n].y), ImVec2(origin.x + points[n + 1].x, origin.y + points[n + 1].y), IM_COL32(255, 255, 0, 255), 2.0f);