Merge branch 'master' of github.com:lonkaars/crepe

1 files changed, 107 insertions, 0 deletions

diff --git a/mwe/events/src/uiRenderer.cpp b/mwe/events/src/uiRenderer.cpp
new file mode 100644
index 0000000..9fec272
--- /dev/null
+++ b/mwe/events/src/uiRenderer.cpp
@@ -0,0 +1,107 @@
+#include "uiRenderer.h"
+
+// Constructor
+UIRenderer::UIRenderer(SDL_Renderer * renderer) : renderer(renderer) {}
+
+// Render function
+void UIRenderer::render(UIObject * uiObject) {
+	if (Button * button = dynamic_cast<Button *>(uiObject)) {
+		renderButton(button);
+	} else if (Text * text = dynamic_cast<Text *>(uiObject)) {
+		renderText(text);
+	} else if (TextInput * textInput = dynamic_cast<TextInput *>(uiObject)) {
+		renderTextInput(textInput);
+	}
+}
+
+// Private helper function to render a Button
+void UIRenderer::renderButton(Button * button) {
+	SDL_Rect buttonRect = {button->x, button->y, button->width, button->height};
+	SDL_SetRenderDrawColor(renderer, 100, 100, 255, 255); // Button color
+	SDL_RenderFillRect(renderer, &buttonRect);
+}
+
+// Private helper function to render a Text
+void UIRenderer::renderText(Text * text) {
+	if (text->font != nullptr) {
+		SDL_Color sdlColor
+			= {text->color.red, text->color.green, text->color.blue, 255};
+		SDL_Surface * textSurface
+			= TTF_RenderText_Blended(text->font, text->text.c_str(), sdlColor);
+		if (!textSurface) {
+			std::cerr << "Error creating text surface: " << TTF_GetError()
+					  << std::endl;
+			return;
+		}
+
+		SDL_Texture * textTexture
+			= SDL_CreateTextureFromSurface(renderer, textSurface);
+		if (!textTexture) {
+			std::cerr << "Error creating texture from surface: "
+					  << SDL_GetError() << std::endl;
+			SDL_FreeSurface(textSurface);
+			return;
+		}
+
+		SDL_Rect textRect = {text->x, text->y, textSurface->w, textSurface->h};
+		SDL_RenderCopy(renderer, textTexture, nullptr, &textRect);
+		SDL_FreeSurface(textSurface);
+		SDL_DestroyTexture(textTexture);
+	}
+}
+
+void UIRenderer::renderTextInput(TextInput * textInput) {
+	// // Check if textInput or renderer is null to avoid segmentation faults
+	// if (!textInput || !renderer) {
+	//     std::cerr << "Error: Null pointer detected for textInput or renderer." << std::endl;
+	//     return;
+	// }
+
+	// // Render the background rectangle for the text input
+	// SDL_Rect inputRect = {textInput->x, textInput->y, textInput->width, textInput->height};
+	// SDL_SetRenderDrawColor(renderer, textInput->backgroundColor.red, textInput->backgroundColor.green, textInput->backgroundColor.blue, 255);
+	// SDL_RenderFillRect(renderer, &inputRect);
+
+	// // Check if font is valid
+	// if (!textInput->font) {
+	//     std::cerr << "Error: Font is not loaded for textInput." << std::endl;
+	//     return;
+	// }
+
+	// SDL_Color sdlColor = {textInput->textColor.red, textInput->textColor.green, textInput->textColor.blue, 255};
+
+	// if (!textInput->textBuffer.empty()) {
+	//     // Render the text in the input field
+	//     SDL_Surface* textSurface = TTF_RenderText_Blended(textInput->font, textInput->textBuffer.c_str(), sdlColor);
+	//     if (textSurface) {
+	//         SDL_Texture* textTexture = SDL_CreateTextureFromSurface(renderer, textSurface);
+	//         if (textTexture) {
+	//             SDL_Rect textRect = {textInput->x + 5, textInput->y + 5, textSurface->w, textSurface->h};
+	//             SDL_RenderCopy(renderer, textTexture, nullptr, &textRect);
+	//             SDL_DestroyTexture(textTexture);
+	//         } else {
+	//             std::cerr << "Error: Unable to create texture from text surface." << std::endl;
+	//         }
+	//         SDL_FreeSurface(textSurface);
+	//     } else {
+	//         std::cerr << "Error: Unable to create text surface." << std::endl;
+	//     }
+	// } else if (!textInput->placeholder.empty()) {
+	//     // Render the placeholder text
+	//     SDL_Color placeholderColor = {128, 128, 128, 255}; // Light gray for placeholder
+	//     SDL_Surface* placeholderSurface = TTF_RenderText_Blended(textInput->font, textInput->placeholder.c_str(), placeholderColor);
+	//     if (placeholderSurface) {
+	//         SDL_Texture* placeholderTexture = SDL_CreateTextureFromSurface(renderer, placeholderSurface);
+	//         if (placeholderTexture) {
+	//             SDL_Rect placeholderRect = {textInput->x + 5, textInput->y + 5, placeholderSurface->w, placeholderSurface->h};
+	//             SDL_RenderCopy(renderer, placeholderTexture, nullptr, &placeholderRect);
+	//             SDL_DestroyTexture(placeholderTexture);
+	//         } else {
+	//             std::cerr << "Error: Unable to create texture from placeholder surface." << std::endl;
+	//         }
+	//         SDL_FreeSurface(placeholderSurface);
+	//     } else {
+	//         std::cerr << "Error: Unable to create placeholder surface." << std::endl;
+	//     }
+	// }
+}