99 lines
2.8 KiB
C++
99 lines
2.8 KiB
C++
#include "on_screen_keyboard.h"
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// Constructor
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OnScreenKeyboard::OnScreenKeyboard(SDL_Renderer *renderer, Input *input, string iconFile, string bitmapFile, string textFile, options_t *options, int width, int height, color_t color)
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{
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// Inicializa variables
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this->renderer = renderer;
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this->options = options;
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this->input = input;
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this->width = width;
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this->height = height;
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// Crea objetos
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iconTexture = new Texture(renderer, iconFile);
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text = new Text(textFile, bitmapFile, renderer);
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texture = SDL_CreateTexture(renderer, SDL_PIXELFORMAT_RGBA8888, SDL_TEXTUREACCESS_TARGET, width, height);
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// Inicializa variables
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char_upper = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
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char_lower = "abcdefghijklmnopqrstuvwxyz";
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char_numbers = "0123456789";
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char_symbol = " !\"#$%&'()*+,-./:;<=>?@[]";
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caption = "";
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dest = {(options->screen.nativeWidth - width) / 2, (options->screen.nativeHeight - height) / 2, width, height};
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// Rellena la textura de fondo con el color y el texto
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fillTexture();
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}
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// Destructor
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OnScreenKeyboard::~OnScreenKeyboard()
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{
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// Libera la memoria de los objetos
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if (iconTexture != nullptr)
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{
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delete iconTexture;
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}
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if (text != nullptr)
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{
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delete text;
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}
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if (texture != nullptr)
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{
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SDL_DestroyTexture(texture);
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}
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}
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// Rellena la textura de fondo con el color y el texto
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void OnScreenKeyboard::fillTexture()
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{
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// Empieza a dibujar en la textura
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SDL_SetRenderTarget(renderer, texture);
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// Establece el color de fondo
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SDL_SetRenderDrawColor(renderer, bgColor.r, bgColor.g, bgColor.b, 255);
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SDL_RenderClear(renderer);
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// Escribe el texto que aparece en el objeto
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text->write(text->getCharacterSize(), text->getCharacterSize(), caption);
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// Dibuja el cuadro donde va el texto que se escribirá
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SDL_SetRenderDrawColor(renderer, bgColor.r - 10, bgColor.g - 10, bgColor.b - 10, 255);
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const int x_rect = (text->getCharacterSize() * 2) + text->lenght(caption);
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const int y_rect = text->getCharacterSize();
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const int w_rect = width - text->getCharacterSize() - x_rect;
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const int h_rect = text->getCharacterSize();
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SDL_Rect rect = {x_rect, y_rect, w_rect, h_rect};
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SDL_RenderFillRect(renderer, &rect);
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// Deja de dibujar en la textura
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SDL_SetRenderTarget(renderer, nullptr);
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}
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// Actualiza la lógica del objeto
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void OnScreenKeyboard::update()
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{
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}
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// Dibuja el objeto en pantalla
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void OnScreenKeyboard::render()
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{
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SDL_RenderCopy(renderer, texture, nullptr, &dest);
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}
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// Establece el color de fondo
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void OnScreenKeyboard::setBgColor(color_t color)
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{
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bgColor = color;
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fillTexture();
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}
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// Establece el texto a mostrar junto al texto a introducir
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void OnScreenKeyboard::setCaption(string text)
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{
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caption = text;
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fillTexture();
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} |