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jettis
205
NewDialogs/Button.cpp
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205
NewDialogs/Button.cpp
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#include <string>
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#include <iostream>
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using namespace std;
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#include <SDL3_ttf/SDL_ttf.h>
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#include "../SDLHelpers.h"
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#include "Button.h"
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Button::Button(string text, SDL_Color color, SDL_Rect pos) : Item(pos) {
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this->color = color;
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this->text = text;
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pressed = false;
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selected = false;
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toggle_selected = false;
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button_func = NULL;
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button_press_func = NULL;
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button_release_func = NULL;
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drawButton();
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selectSurface();
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}
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Button::~Button() {
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SDL_DestroySurface(button_up);
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SDL_DestroySurface(button_down);
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}
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/*void Button::init() {
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buttonPressed = false;
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drawButton();
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setSurface(buttonUp);
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}*/
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/*void Button::destroy() {
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SDL_FreeSurface(buttonUp);
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SDL_FreeSurface(buttonDown);
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}*/
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void Button::drawButton() {
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//Uint32 color = 0xFFE6DCDC;
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//SDL_Color color = 0xFFB4C8B4;
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//Uint32 color = 0xFFB4B4C8;
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SDL_Color color_reflection = color;
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SDL_Color color_shadow = color;
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color_reflection.r = (int) color_reflection.r + 50 < 255 ? color_reflection.r + 50 : 255;
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color_reflection.g = (int) color_reflection.g + 50 < 255 ? color_reflection.g + 50 : 255;
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color_reflection.b = (int) color_reflection.b + 50 < 255 ? color_reflection.b + 50 : 255;
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color_shadow.r = (int) color_shadow.r - 50 > 0 ? color_shadow.r - 50 : 0;
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color_shadow.g = (int) color_shadow.g - 50 > 0 ? color_shadow.g - 50 : 0;
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color_shadow.b = (int) color_shadow.b - 50 > 0 ? color_shadow.b - 50 : 0;
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int w = getPos()->w;
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int h = getPos()->h;
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button_up = SDL_CreateSurface(w, h, SDL_GetPixelFormatForMasks(32, 0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000));
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button_down = SDL_CreateSurface(w, h, SDL_GetPixelFormatForMasks(32, 0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000));
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Uint32 *p_up = (Uint32 *) button_up->pixels;
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Uint32 *p_down = (Uint32 *) button_down->pixels;
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SDL_Color color_up;
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SDL_Color color_down;
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for (int y = 0; y < h; y++) {
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for (int x = 0; x < w; x++) {
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if (y == 0 || y == h-1 || x == 0 || x == w-1) {
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color_up.r = 0;
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color_up.g = 0;
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color_up.b = 0;
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color_down = color_up;
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} else if (y == 1 || x == 1) {
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color_up = color_reflection;
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color_down = color_shadow;
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} else if (y == h-2 || x == w-2) {
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color_up = color_shadow;
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color_down = color_reflection;
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} else {
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color_up = color;
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if ((y + x) % 2 == 0) {
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color_down = color;
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} else {
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color_down.r = 255;
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color_down.g = 255;
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color_down.b = 255;
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}
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}
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*p_up = SDL_MapRGB(SDL_GetPixelFormatDetails(button_up->format), NULL, color_up.r, color_up.g, color_up.b);
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*p_down = SDL_MapRGB(SDL_GetPixelFormatDetails(button_down->format), NULL, color_down.r, color_down.g, color_down.b);
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p_up++;
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p_down++;
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}
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}
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SDL_Color text_color = {0, 0, 0};
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vector<string> fonts;
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fonts.push_back("DejaVuSans.ttf");
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fonts.push_back("ariblk.ttf");
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fonts.push_back("FreeSans.ttf");
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fonts.push_back("arial.ttf");
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TTF_Font *font = openFont(fonts, 10);
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SDL_Surface *text_surface;
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if (!font)
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cout << "TTF_OpenFont is broken!" << endl;
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if(!(text_surface = TTF_RenderText_Blended(font, text.c_str(), text.length(), text_color)))
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cout << SDL_GetError() << endl;
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SDL_Rect pos;
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pos.x = button_up->w / 2 - text_surface->w / 2;
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pos.y = button_up->h / 2 - text_surface->h / 2;
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SDL_BlitSurface(text_surface, NULL, button_up, &pos);
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SDL_BlitSurface(text_surface, NULL, button_down, &pos);
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SDL_DestroySurface(text_surface);
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TTF_CloseFont(font);
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}
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bool Button::onMousePress(int x, int y) {
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bool isInX = x > getPos()->x && x < getPos()->x + getPos()->w;
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bool isInY = y > getPos()->y && y < getPos()->y + getPos()->h;
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if (isInX && isInY) {
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pressed = true;
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if (button_press_func) {
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(*button_press_func)(p, this);
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}
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selectSurface();
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return true;
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}
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return false;
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}
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void Button::onMouseRelease(int x, int y) {
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if (pressed) {
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bool is_in_x = x > getPos()->x && x < getPos()->x + getPos()->w;
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bool is_in_y = y > getPos()->y && y < getPos()->y + getPos()->h;
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if (is_in_x && is_in_y) {
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if (toggle_selected) {
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selected = !selected;
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}
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if (button_func) {
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(*button_func)(p, this);
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}
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}
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if (button_release_func) {
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(*button_release_func)(p, this);
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}
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pressed = false;
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selectSurface();
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}
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}
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void Button::onFingerDown(int x, int y, int finger_id) {
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if (onMousePress(x, y)) {
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this->finger_id = finger_id;
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}
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}
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void Button::onFingerUp(int x, int y, int finger_id) {
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if (pressed && this->finger_id == finger_id) {
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onMouseRelease(x, y);
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}
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}
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void Button::setButtonFunc(void (*button_func)(void *p, Item *b), void *p) {
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this->button_func = button_func;
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this->p = p;
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}
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void Button::setButtonPressFunc(void (*button_press_func)(void *p, Item *b), void *p) {
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this->button_press_func = button_press_func;
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this->p = p;
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}
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void Button::setButtonReleaseFunc(void (*button_release_func)(void *p, Item *b), void *p) {
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this->button_release_func = button_release_func;
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this->p = p;
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}
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void Button::setText(string text) {
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this->text = text;
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}
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string Button::getText() {
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return text;
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}
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void Button::setColor(SDL_Color color) {
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this->color = color;
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}
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void Button::setSelected(bool selected) {
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this->selected = selected;
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selectSurface();
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}
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bool Button::isSelected() {
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return selected;
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}
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void Button::selectSurface() {
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if (pressed) {
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setSurface(button_down);
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} else {
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if (selected) {
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setSurface(button_down);
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} else {
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setSurface(button_up);
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}
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}
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}
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