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| /* | ||
| kiss_sdl widget toolkit | ||
| Copyright (c) 2016 Tarvo Korrovits <tkorrovi@mail.com> | ||
| This software is provided 'as-is', without any express or implied | ||
| warranty. In no event will the authors be held liable for any damages | ||
| arising from the use of this software. | ||
| Permission is granted to anyone to use this software for any purpose, | ||
| including commercial applications, and to alter it and redistribute it | ||
| freely, subject to the following restrictions: | ||
| 1. The origin of this software must not be misrepresented; you must not | ||
| claim that you wrote the original software. If you use this software | ||
| in a product, an acknowledgment in the product documentation would | ||
| be appreciated but is not required. | ||
| 2. Altered source versions must be plainly marked as such, and must not | ||
| be misrepresented as being the original software. | ||
| 3. This notice may not be removed or altered from any source | ||
| distribution. | ||
| kiss_sdl version 0.8.0 | ||
| */ | ||
|
|
||
| #include "kiss_sdl.h" | ||
|
|
||
| int kiss_textfont_size = 15; | ||
| int kiss_buttonfont_size = 12; | ||
| int kiss_click_interval = 140; | ||
| int kiss_progress_interval = 50; | ||
| int kiss_slider_padding = 2; | ||
| int kiss_edge = 2; | ||
| int kiss_border = 6; | ||
| double kiss_spacing = 0.5; | ||
| SDL_Color kiss_white = {255, 255, 255, 255}; | ||
| SDL_Color kiss_black = {0, 0, 0, 255}; | ||
| SDL_Color kiss_green = {0, 150, 0, 255}; | ||
| SDL_Color kiss_blue = {0, 0, 255, 255}; | ||
| SDL_Color kiss_lightblue = {200, 225, 255, 255}; | ||
|
|
||
| /* Can be rewritten for proportional fonts or unicode */ | ||
| int kiss_maxlength(int ftype, int width, char *str) | ||
| { | ||
| if (ftype == TEXT_FONT && width / | ||
| kiss_text_advance < KISS_MAX_LENGTH) | ||
| return width / kiss_text_advance; | ||
| else if (ftype == BUTTON_FONT && width / | ||
| kiss_button_advance < KISS_MAX_LENGTH) | ||
| return width / kiss_button_advance; | ||
| return -1; | ||
| } | ||
|
|
||
| /* Can be rewritten for proportional fonts or unicode */ | ||
| int kiss_textwidth(int ftype, char *str1, char *str2) | ||
| { | ||
| int length; | ||
|
|
||
| length = 0; | ||
| if (!str1 && !str2) return -1; | ||
| if (str1) length += strlen(str1); | ||
| if (str2) length += strlen(str2); | ||
| if (ftype == TEXT_FONT) | ||
| return length * kiss_text_advance; | ||
| else if (ftype == BUTTON_FONT) | ||
| return length * kiss_button_advance; | ||
| return -1; | ||
| } | ||
|
|
||
| int kiss_rendertexture(SDL_Renderer *renderer, SDL_Texture *image, | ||
| int x, int y, SDL_Rect *clip) | ||
| { | ||
| SDL_Rect dst; | ||
|
|
||
| if (!image || !renderer) return -1; | ||
| dst.x = x; | ||
| dst.y = y; | ||
| SDL_QueryTexture(image, NULL, NULL, &dst.w, &dst.h); | ||
| if (clip) dst.w = clip->w; | ||
| if (clip) dst.h = clip->h; | ||
| SDL_RenderCopy(renderer, image, clip, &dst); | ||
| return 0; | ||
| } | ||
|
|
||
| int kiss_rendertext(SDL_Renderer *renderer, char *message, int x, int y, | ||
| int ftype, SDL_Color color) | ||
| { | ||
| SDL_Surface *surface; | ||
| SDL_Texture *texture; | ||
|
|
||
| if (!message || !renderer) return -1; | ||
| if (ftype == TEXT_FONT) | ||
| surface = TTF_RenderText_Blended(kiss_textfont, message, | ||
| color); | ||
| else if (ftype == BUTTON_FONT) | ||
| surface = TTF_RenderText_Blended(kiss_buttonfont, message, | ||
| color); | ||
| else | ||
| return -1; | ||
| texture = SDL_CreateTextureFromSurface(renderer, surface); | ||
| if (surface) SDL_FreeSurface(surface); | ||
| kiss_rendertexture(renderer, texture, x, y, NULL); | ||
| SDL_DestroyTexture(texture); | ||
| return 0; | ||
| } | ||
|
|
||
| int kiss_fillrect(SDL_Renderer *renderer, SDL_Rect *rect, SDL_Color color) | ||
| { | ||
| if (!renderer || !rect) return -1; | ||
| SDL_SetRenderDrawColor(renderer, color.r, color.g, color.b, color.a); | ||
| SDL_RenderFillRect(renderer, rect); | ||
| return 0; | ||
| } | ||
|
|
||
| int kiss_decorate(SDL_Renderer *renderer, SDL_Rect *rect, SDL_Color color, | ||
| int edge) | ||
| { | ||
| SDL_Rect outlinerect; | ||
| int d, i; | ||
|
|
||
| d = 2 * edge; | ||
| if (!renderer || !rect || rect->w < d + 6 || rect->h < d + 6) | ||
| return -1; | ||
| SDL_SetRenderDrawColor(renderer, color.r, color.g, color.b, color.a); | ||
| for (i = 0; i < 2; i++) { | ||
| kiss_makerect(&outlinerect, rect->x + edge + i, | ||
| rect->y + edge + i, rect->w - d - i - i, | ||
| rect->h - d - i - i); | ||
| SDL_RenderDrawRect(renderer, &outlinerect); | ||
| } | ||
| return 0; | ||
| } | ||
|
|
||
| SDL_Renderer* kiss_init(char* title, kiss_array *a, int w, int h) | ||
| { | ||
| SDL_Window *window; | ||
| SDL_Renderer *renderer; | ||
| SDL_Rect srect; | ||
| int button_fontheight; | ||
|
|
||
| SDL_Init(SDL_INIT_EVERYTHING); | ||
| SDL_GetDisplayBounds(0, &srect); | ||
| if (!a || w > srect.w || h > srect.h) { | ||
| SDL_Quit(); | ||
| return NULL; | ||
| } | ||
| kiss_screen_width = w; | ||
| kiss_screen_height = h; | ||
| IMG_Init(IMG_INIT_PNG); | ||
| TTF_Init(); | ||
| window = SDL_CreateWindow(title, srect.w / 2 - w / 2, | ||
| srect.h / 2 - h / 2, w, h, SDL_WINDOW_SHOWN); | ||
| renderer = SDL_CreateRenderer(window, -1, | ||
| SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC); | ||
| kiss_array_new(a); | ||
| kiss_array_append(a, WINDOW_TYPE, window); | ||
| kiss_array_append(a, RENDERER_TYPE, renderer); | ||
| kiss_textfont = TTF_OpenFont("kiss_font.ttf", kiss_textfont_size); | ||
| kiss_array_append(a, FONT_TYPE, kiss_textfont); | ||
| kiss_text_fontheight = TTF_FontHeight(kiss_textfont); | ||
| kiss_text_spacing = (int) kiss_spacing * kiss_text_fontheight; | ||
| kiss_text_lineheight = kiss_text_fontheight + kiss_text_spacing; | ||
| TTF_GlyphMetrics(kiss_textfont, 'W', NULL, NULL, NULL, NULL, | ||
| &kiss_text_advance); | ||
| kiss_buttonfont = TTF_OpenFont("kiss_font.ttf", | ||
| kiss_buttonfont_size); | ||
| kiss_array_append(a, FONT_TYPE, kiss_buttonfont); | ||
| button_fontheight = TTF_FontHeight(kiss_buttonfont); | ||
| TTF_GlyphMetrics(kiss_buttonfont, 'W', NULL, NULL, NULL, NULL, | ||
| &kiss_button_advance); | ||
| kiss_normal = IMG_LoadTexture(renderer, "kiss_normal.png"); | ||
| kiss_array_append(a, TEXTURE_TYPE, kiss_normal); | ||
| SDL_QueryTexture(kiss_normal, NULL, NULL, &kiss_button_width, | ||
| &kiss_button_height); | ||
| kiss_button_texty = kiss_button_height / 2 - button_fontheight / 2; | ||
| kiss_prelight = IMG_LoadTexture(renderer, "kiss_prelight.png"); | ||
| kiss_array_append(a, TEXTURE_TYPE, kiss_prelight); | ||
| kiss_active = IMG_LoadTexture(renderer, "kiss_active.png"); | ||
| kiss_array_append(a, TEXTURE_TYPE, kiss_active); | ||
| kiss_bar = IMG_LoadTexture(renderer, "kiss_bar.png"); | ||
| kiss_array_append(a, TEXTURE_TYPE, kiss_bar); | ||
| SDL_QueryTexture(kiss_bar, NULL, NULL, &kiss_bar_width, | ||
| &kiss_bar_height); | ||
| kiss_vslider = IMG_LoadTexture(renderer, "kiss_slider.png"); | ||
| kiss_array_append(a, TEXTURE_TYPE, kiss_vslider); | ||
| SDL_QueryTexture(kiss_vslider, NULL, NULL, &kiss_vslider_width, | ||
| &kiss_vslider_height); | ||
| kiss_up_height = kiss_vslider_width; | ||
| kiss_down_height = kiss_vslider_width; | ||
| kiss_hslider = IMG_LoadTexture(renderer, "kiss_slider.png"); | ||
| kiss_array_append(a, TEXTURE_TYPE, kiss_hslider); | ||
| SDL_QueryTexture(kiss_hslider, NULL, NULL, &kiss_hslider_width, | ||
| &kiss_hslider_height); | ||
| kiss_left_width = kiss_hslider_height; | ||
| kiss_right_width = kiss_hslider_height; | ||
| kiss_up = IMG_LoadTexture(renderer, "kiss_up.png"); | ||
| kiss_array_append(a, TEXTURE_TYPE, kiss_up); | ||
| kiss_down = IMG_LoadTexture(renderer, "kiss_down.png"); | ||
| kiss_array_append(a, TEXTURE_TYPE, kiss_down); | ||
| kiss_left = IMG_LoadTexture(renderer, "kiss_left.png"); | ||
| kiss_array_append(a, TEXTURE_TYPE, kiss_left); | ||
| kiss_right = IMG_LoadTexture(renderer, "kiss_right.png"); | ||
| kiss_array_append(a, TEXTURE_TYPE, kiss_right); | ||
| kiss_selected = IMG_LoadTexture(renderer, "kiss_selected.png"); | ||
| kiss_array_append(a, TEXTURE_TYPE, kiss_selected); | ||
| SDL_QueryTexture(kiss_selected, NULL, NULL, &kiss_selected_width, | ||
| &kiss_selected_height); | ||
| kiss_unselected = IMG_LoadTexture(renderer, "kiss_unselected.png"); | ||
| kiss_array_append(a, TEXTURE_TYPE, kiss_unselected); | ||
| SDL_StartTextInput(); | ||
| return renderer; | ||
| } | ||
|
|
||
| int kiss_clean(kiss_array *a) | ||
| { | ||
| int i; | ||
|
|
||
| if (!a) return -1; | ||
| if (a->length) | ||
| for (i = 0; i < a->length; i++) { | ||
| if (kiss_array_id(a, i) == FONT_TYPE) | ||
| TTF_CloseFont((TTF_Font *) | ||
| kiss_array_data(a, i)); | ||
| else if (kiss_array_id(a, i) == TEXTURE_TYPE) | ||
| SDL_DestroyTexture((SDL_Texture *) | ||
| kiss_array_data(a, i)); | ||
| else if (kiss_array_id(a, i) == RENDERER_TYPE) | ||
| SDL_DestroyRenderer((SDL_Renderer *) | ||
| kiss_array_data(a, i)); | ||
| else if (kiss_array_id(a, i) == WINDOW_TYPE) | ||
| SDL_DestroyWindow((SDL_Window *) | ||
| kiss_array_data(a, i)); | ||
| else if (kiss_array_id(a, i) == ARRAY_TYPE) | ||
| kiss_array_free((kiss_array *) | ||
| kiss_array_data(a, i)); | ||
| else | ||
| free (a->data[i]); | ||
| } | ||
| a->length = 0; | ||
| kiss_array_free(a); | ||
| IMG_Quit(); | ||
| TTF_Quit(); | ||
| SDL_Quit(); | ||
| return 0; | ||
| } | ||
|
|
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