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ColorPicker: Added ImGuiColorEditFlags_NoSidePreview flag + optional reference color. Added more demo code. (#346)

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This commit is contained in:
omar
2017-07-29 17:23:32 +08:00
parent e84224bcd5
commit 3926bd08e1
3 changed files with 75 additions and 52 deletions
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34
imgui_demo.cpp
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@ -666,44 +666,58 @@ void ImGui::ShowTestWindow(bool* p_open)
static bool alpha_half_preview = false;
ImGui::Checkbox("With Alpha Preview", &alpha_preview);
ImGui::Checkbox("With Half Alpha Preview", &alpha_half_preview);
int alpha_previw_flags = alpha_half_preview ? ImGuiColorEditFlags_AlphaPreviewHalf : (alpha_preview ? ImGuiColorEditFlags_AlphaPreview : 0);
int alpha_preview_flags = alpha_half_preview ? ImGuiColorEditFlags_AlphaPreviewHalf : (alpha_preview ? ImGuiColorEditFlags_AlphaPreview : 0);
ImGui::Text("Color widget:");
ImGui::SameLine(); ShowHelpMarker("Click on the colored square to open a color picker.\nRight-click on the colored square to show options.\nCTRL+click on individual component to input value.\n");
ImGui::ColorEdit3("MyColor##1", (float*)&color, ImGuiColorEditFlags_HSV);
ImGui::Text("Color widget with Alpha:");
ImGui::ColorEdit4("MyColor##2", (float*)&color, alpha_previw_flags);
ImGui::ColorEdit4("MyColor##2", (float*)&color, alpha_preview_flags);
ImGui::Text("Color widget with Float Display:");
ImGui::ColorEdit4("MyColor##2f", (float*)&color, ImGuiColorEditFlags_Float | alpha_previw_flags);
ImGui::ColorEdit4("MyColor##2f", (float*)&color, ImGuiColorEditFlags_Float | alpha_preview_flags);
ImGui::Text("Color button with Picker:");
ImGui::SameLine(); ShowHelpMarker("With the ImGuiColorEditFlags_NoInputs flag you can hide all the slider/text inputs.\nWith the ImGuiColorEditFlags_NoLabel flag you can pass a non-empty label which will only be used for the tooltip and picker popup.");
ImGui::ColorEdit4("MyColor##3", (float*)&color, ImGuiColorEditFlags_NoInputs | ImGuiColorEditFlags_NoLabel | alpha_previw_flags);
ImGui::ColorEdit4("MyColor##3", (float*)&color, ImGuiColorEditFlags_NoInputs | ImGuiColorEditFlags_NoLabel | alpha_preview_flags);
ImGui::Text("Color button only:");
ImGui::ColorButton("MyColor##3b", *(ImVec4*)&color, alpha_previw_flags, ImVec2(80,80));
ImGui::ColorButton("MyColor##3b", *(ImVec4*)&color, alpha_preview_flags, ImVec2(80,80));
ImGui::Text("Color picker:");
static bool alpha = true;
static bool alpha_bar = false;
static bool side_preview = true;
static bool ref_color = false;
static ImVec4 ref_color_v(1.0f,0.0f,1.0f,0.5f);
static int inputs_mode = 2;
static float width = 200.0f;
ImGui::Checkbox("With Alpha", &alpha);
ImGui::Checkbox("With Alpha Bar", &alpha_bar);
ImGui::Checkbox("With Side Preview", &side_preview);
if (side_preview)
{
ImGui::Checkbox("With Ref Color", &ref_color);
if (ref_color)
{
ImGui::SameLine();
ImGui::ColorEdit4("##RefColor", &ref_color_v.x, ImGuiColorEditFlags_NoInputs | alpha_preview_flags);
}
}
ImGui::Combo("Mode", &inputs_mode, "All Inputs\0No Inputs\0RGB Input\0HSV Input\0HEX Input\0");
ImGui::DragFloat("Width", &width, 1.0f, 1.0f, 999.0f);
ImGui::PushItemWidth(width);
ImGuiColorEditFlags flags = alpha_previw_flags;
//ImGui::DragFloat("Width", &width, 1.0f, 1.0f, 999.0f);
//ImGui::PushItemWidth(width);
ImGuiColorEditFlags flags = alpha_preview_flags;
if (!alpha) flags |= ImGuiColorEditFlags_NoAlpha; // This is by default if you call ColorPicker3() instead of ColorPicker4()
if (alpha_bar) flags |= ImGuiColorEditFlags_AlphaBar;
if (!side_preview) flags |= ImGuiColorEditFlags_NoSidePreview;
if (inputs_mode == 1) flags |= ImGuiColorEditFlags_NoInputs;
if (inputs_mode == 2) flags |= ImGuiColorEditFlags_RGB;
if (inputs_mode == 3) flags |= ImGuiColorEditFlags_HSV;
if (inputs_mode == 4) flags |= ImGuiColorEditFlags_HEX;
ImGui::ColorPicker4("MyColor##4", (float*)&color, flags);
ImGui::PopItemWidth();
ImGui::ColorPicker4("MyColor##4", (float*)&color, flags, ref_color ? &ref_color_v.x : NULL);
//ImGui::PopItemWidth();
ImGui::TreePop();
}