diff options
Diffstat (limited to 'mwe/events/src/uiRenderer.cpp')
-rw-r--r-- | mwe/events/src/uiRenderer.cpp | 107 |
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; + // } + // } +} |