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ShowTestWindow(): Added simple dragging widget example.

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This commit is contained in:
ocornut 2015-03-18 13:15:11 +00:00
parent dcaafffe0e
commit e14c7e5510
1 changed files with 20 additions and 0 deletions
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20
imgui.cpp
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@ -9376,6 +9376,26 @@ void ImGui::ShowTestWindow(bool* opened)
ImGui::Indent();
ImGui::TreePop();
}
if (ImGui::TreeNode("Dragging"))
{
// You can use ImGui::GetItemActiveDragDelta() to query for the dragged amount on any widget.
static ImVec2 value(0.0f, 0.0f);
ImGui::Button("Drag Me");
if (ImGui::IsItemActive())
{
value = ImGui::GetItemActiveDragDelta();
//ImGui::SetTooltip("Delta: %.1f, %.1f", value.x, value.y);
// Draw a line between the button and the mouse cursor
ImDrawList* draw_list = ImGui::GetWindowDrawList();
draw_list->PushClipRectFullScreen();
draw_list->AddLine(ImGui::CalcItemRectClosestPoint(ImGui::GetIO().MousePos, true, -2.0f), ImGui::GetIO().MousePos, ImColor(ImGui::GetStyle().Colors[ImGuiCol_Button]), 2.0f);
draw_list->PopClipRect();
}
ImGui::SameLine(); ImGui::Text("Value: %.1f, %.1f", value.x, value.y);
ImGui::TreePop();
}
}
if (ImGui::CollapsingHeader("Graphs widgets"))