example-addons fix theme

example-addons/src/MyTheme.cpp

+#include "MyTheme.h"
+
+
+ofColor getRandomColor()
+{
+    return ofColor(ofRandom(0, 255), ofRandom(0, 255), ofRandom(0, 255), 255);    
+}
+
+void MyTheme::setup()
+{
+    ImGuiStyle* style = &ImGui::GetStyle();
+
+    style->WindowMinSize = ImVec2(160, 65);
+    style->FramePadding = ImVec2(4, 2);
+    style->ItemSpacing = ImVec2(6, 2);
+    style->ItemInnerSpacing = ImVec2(6, 4);
+    style->Alpha = 1.0f;
+    style->WindowRounding = 0.0f;
+    style->FrameRounding = 0.0f;
+    style->IndentSpacing = 6.0f;
+    style->ItemInnerSpacing = ImVec2(2, 4);
+    style->ColumnsMinSpacing = 50.0f;
+    style->GrabMinSize = 14.0f;
+    style->GrabRounding = 0.0f;
+    style->ScrollbarSize = 12.0f;
+    style->ScrollbarRounding = 0.0f;
+
+
+    style->Colors[ImGuiCol_Text] = ImVec4(getRandomColor(), 1.00f);
+    style->Colors[ImGuiCol_TextDisabled] = ImVec4(getRandomColor(), 0.58f);
+    style->Colors[ImGuiCol_WindowBg] = ImVec4(getRandomColor(), 0.70f);
+    style->Colors[ImGuiCol_ChildWindowBg] = ImVec4(getRandomColor(), 0.58f);
+    style->Colors[ImGuiCol_Border] = ImVec4(getRandomColor(), 0.00f);
+    style->Colors[ImGuiCol_BorderShadow] = ImVec4(getRandomColor(), 0.00f);
+    style->Colors[ImGuiCol_FrameBg] = ImVec4(getRandomColor(), 1.00f);
+    style->Colors[ImGuiCol_FrameBgHovered] = ImVec4(getRandomColor(), 0.78f);
+    style->Colors[ImGuiCol_FrameBgActive] = ImVec4(getRandomColor(), 1.00f);
+    style->Colors[ImGuiCol_TitleBg] = ImVec4(getRandomColor(), 1.00f);
+    style->Colors[ImGuiCol_TitleBgCollapsed] = ImVec4(getRandomColor(), 0.75f);
+    style->Colors[ImGuiCol_TitleBgActive] = ImVec4(getRandomColor(), 1.00f);
+    style->Colors[ImGuiCol_MenuBarBg] = ImVec4(getRandomColor(), 0.47f);
+    style->Colors[ImGuiCol_ScrollbarBg] = ImVec4(getRandomColor(), 1.00f);
+    style->Colors[ImGuiCol_ScrollbarGrab] = ImVec4(getRandomColor(), 0.21f);
+    style->Colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(getRandomColor(), 0.78f);
+    style->Colors[ImGuiCol_ScrollbarGrabActive] = ImVec4(getRandomColor(), 1.00f);
+    style->Colors[ImGuiCol_CheckMark] = ImVec4(getRandomColor(), 0.80f);
+    style->Colors[ImGuiCol_SliderGrab] = ImVec4(getRandomColor(), 0.14f);
+    style->Colors[ImGuiCol_SliderGrabActive] = ImVec4(getRandomColor(), 1.00f);
+    style->Colors[ImGuiCol_Button] = ImVec4(getRandomColor(), 0.14f);
+    style->Colors[ImGuiCol_ButtonHovered] = ImVec4(getRandomColor(), 0.86f);
+    style->Colors[ImGuiCol_ButtonActive] = ImVec4(getRandomColor(), 1.00f);
+    style->Colors[ImGuiCol_Header] = ImVec4(getRandomColor(), 0.76f);
+    style->Colors[ImGuiCol_HeaderHovered] = ImVec4(getRandomColor(), 0.86f);
+    style->Colors[ImGuiCol_HeaderActive] = ImVec4(getRandomColor(), 1.00f);
+    style->Colors[ImGuiCol_Separator] = ImVec4(getRandomColor(), 0.32f);
+    style->Colors[ImGuiCol_SeparatorHovered] = ImVec4(getRandomColor(), 0.78f);
+    style->Colors[ImGuiCol_SeparatorActive] = ImVec4(getRandomColor(), 1.00f);
+    style->Colors[ImGuiCol_ResizeGrip] = ImVec4(getRandomColor(), 0.04f);
+    style->Colors[ImGuiCol_ResizeGripHovered] = ImVec4(getRandomColor(), 0.78f);
+    style->Colors[ImGuiCol_ResizeGripActive] = ImVec4(getRandomColor(), 1.00f);
+    style->Colors[ImGuiCol_PlotLines] = ImVec4(getRandomColor(), 0.63f);
+    style->Colors[ImGuiCol_PlotLinesHovered] = ImVec4(getRandomColor(), 1.00f);
+    style->Colors[ImGuiCol_PlotHistogram] = ImVec4(getRandomColor(), 0.63f);
+    style->Colors[ImGuiCol_PlotHistogramHovered] = ImVec4(getRandomColor(), 1.00f);
+    style->Colors[ImGuiCol_TextSelectedBg] = ImVec4(getRandomColor(), 0.43f);
+    style->Colors[ImGuiCol_PopupBg] = ImVec4(getRandomColor(), 0.92f);
+    style->Colors[ImGuiCol_ModalWindowDarkening] = ImVec4(getRandomColor(), 0.73f);
+
+}
\ No newline at end of file

example-addons/src/MyTheme.h

+#pragma once
+
+#include "BaseTheme.h"
+#include "ofMain.h"
+
+class MyTheme: public ofxImGui::BaseTheme
+{
+public:
+
+    void setup() override;
+
+};
\ No newline at end of file

example-addons/src/ofApp.cpp

@@ -1812,6 +1812,16 @@ void ofApp::draw() {
             //ImGui::Text("Num texture bindings per frame: %d",gImGuiNumTextureBindingsPerFrame);
             ImGui::Text("Application average %.3f ms/frame (%.1f FPS)", 1000.0f / ImGui::GetIO().Framerate, ImGui::GetIO().Framerate);
             if (ImGui::IsItemHovered()) ImGui::SetTooltip("%s","Consider that we're using\njust a single extra texture\nwith all the icons (numbers).");
+	    if (ImGui::Button("CUSTOM THEME"))
+    	    {
+        	gui.setTheme(new MyTheme());
+    	    }ImGui::SameLine();
+
+    	    if (ImGui::Button("DEFAULT THEME"))
+    	    {
+        	gui.setTheme(new ofxImGui::DefaultTheme());
+
+    	    }
         }
         ImGui::End();
     }
@@ -1955,9 +1965,10 @@ void ofApp::keyPressed(int key) {
     } else if (key == 'r'){
             ImGui::StyleColorsClassic();
     } else if (key == 't'){
-            gui.setTheme(new ThemeTest());
+            gui.setTheme(new MyTheme());
     } else if (key == 'z'){
-            gui.setDefaultTheme();
+            //gui.setDefaultTheme();
+	    gui.setTheme(new ofxImGui::DefaultTheme());
     }
 
 }

example-addons/src/ofApp.h

@@ -2,7 +2,7 @@
 
 #include "ofMain.h"
 #include "ofxImGui.h"
-#include "ThemeTest.h"
+#include "MyTheme.h"
 #include "mydefines.h"
 #include "imgui_user.h"