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Added GetContentRegionAvail() helper

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This commit is contained in:
ocornut
2015-08-05 10:43:12 -06:00
parent 1b0a8f9ac3
commit 155873a6b0
3 changed files with 18 additions and 10 deletions
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imgui_demo.cpp
+2 -2
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@@ -719,7 +719,7 @@ void ImGui::ShowTestWindow(bool* opened)
ImGui::NextColumn();
char buf[32];
sprintf(buf, "%08x", i*5731);
ImGui::Button(buf, ImVec2(ImGui::GetContentRegionMax().x - ImGui::GetCursorPosX(), 0.0f));
ImGui::Button(buf, ImVec2(-1.0f, 0.0f));
}
ImGui::EndChild();
ImGui::PopStyleVar();
@@ -1630,7 +1630,7 @@ static void ShowExampleAppCustomRendering(bool* opened)
// However you can draw directly and poll mouse/keyboard by yourself. You can manipulate the cursor using GetCursorPos() and SetCursorPos().
// If you only use the ImDrawList API, you can notify the owner window of its extends by using SetCursorPos(max).
ImVec2 canvas_pos = ImGui::GetCursorScreenPos(); // ImDrawList API uses screen coordinates!
ImVec2 canvas_size = ImVec2(ImGui::GetContentRegionMax().x-ImGui::GetCursorPos().x, ImGui::GetContentRegionMax().y-ImGui::GetCursorPos().y); // Resize canvas what's available
ImVec2 canvas_size = ImGui::GetContentRegionAvail(); // Resize canvas to what's available
if (canvas_size.x < 50.0f) canvas_size.x = 50.0f;
if (canvas_size.y < 50.0f) canvas_size.y = 50.0f;
draw_list->AddRectFilledMultiColor(canvas_pos, ImVec2(canvas_pos.x + canvas_size.x, canvas_pos.y + canvas_size.y), ImColor(0,0,0), ImColor(255,0,0), ImColor(255,255,0), ImColor(0,255,0));