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Diffstat (limited to 'include/ui.hpp')
| -rw-r--r-- | include/ui.hpp | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/include/ui.hpp b/include/ui.hpp new file mode 100644 index 0000000..0ab76de --- /dev/null +++ b/include/ui.hpp @@ -0,0 +1,197 @@ +/** @file ui.h + * @brief Contains functions for handling the user interface. + */ + +#ifndef UI_H +#define UI_H + +#include <common.hpp> +#include <inventory.hpp> +#include <cstdarg> + +#include <config.hpp> +#include <world.hpp> +#include <ft2build.h> +#include <SDL2/SDL_opengl.h> +#include <thread> +#include FT_FREETYPE_H + +#define DEBUG + +typedef void(*menuFunc)(); + +struct menuItem{ + int member; + union{ + struct{ + vec2 loc; + dim2 dim; + Color color; + const char* text; + menuFunc func; + }button; + struct{ + vec2 loc; + dim2 dim; + Color color; + float minValue; + float maxValue; + const char* text; + float* var; + + float sliderLoc; + }slider; + }; +}; + +class Menu{ +public: + std::vector<menuItem>items; + Menu *child; + Menu *parent; + ~Menu(){ + child = NULL; + parent = NULL; + delete child; + delete parent; + } + + void gotoChild(); + void gotoParent(); +}; + +typedef uint8_t BYTE; +typedef uint16_t WORD; +typedef uint32_t DWORD; +typedef int32_t LONG; + +typedef struct{ + WORD bfType; + DWORD bfSize; + WORD bfReserved1, bfReserved2; + DWORD bfOffBits; //how many bytes before the image data +} __attribute__ ((packed)) BITMAPFILEHEADER; + +typedef struct{ + DWORD biSize; //size of header in bytes + LONG biWidth; + LONG biHeight; + WORD biPlanes; + WORD biBitCount; //how many bits are in a pixel + DWORD biCompression; + DWORD biSizeImage; //size of image in bytes + LONG biXPelsPerMeter; + LONG biYPelsPerMeter; + DWORD biClrUsed; //how many colors there are + DWORD biClrImportant; //important colors +} __attribute__ ((packed)) BITMAPINFOHEADER; + +namespace ui { + menuItem createButton(vec2 l, dim2 d, Color c, const char* t, menuFunc f); + menuItem createChildButton(vec2 l, dim2 d, Color c, const char* t); + menuItem createParentButton(vec2 l, dim2 d, Color c, const char* t); + menuItem createSlider(vec2 l, dim2 d, Color c, float min, float max, const char* t, float* v); + /** + * Contains the coordinates of the mouse inside the window. + */ + + extern vec2 mouse; + + /* + * These flags are used elsewhere. + */ + + extern unsigned int fontSize; + + extern bool debug; + extern bool posFlag; + + extern unsigned char dialogOptChosen; + extern unsigned char merchOptChosen; + extern bool dialogBoxExists; + extern bool dialogImportant; + extern bool dialogPassive; + + extern unsigned int textWrapLimit; + extern int fontTransInv; + + /* + * Initializes the FreeType system. + */ + + void initFonts(void); + + void destroyFonts(void); + + /* + * Sets the current font/font size. + */ + + void setFontFace(const char *ttf); + void setFontSize(unsigned int size); + void setFontColor(unsigned char r,unsigned char g,unsigned char b, unsigned char a); + + /* + * Draw a centered string. + */ + + float putStringCentered(const float x,const float y,std::string s); + + /* + * Draws a formatted string at the given coordinates. + */ + + float putText(const float x,const float y,const char *str,...); + + /* + * Creates a dialogBox text string (format: `name`: `text`). This function simply sets up + * variables that are drawn in ui::draw(). When the dialog box exists player control is + * limited until a right click is given, closing the box. + */ + + void dialogBox(const char *name,const char *opt,bool passive,const char *text,...); + void merchantBox(const char *name,Trade trade,const char *opt,bool passive,const char *text,...); + void merchantBox(); + void closeBox(); + void waitForDialog(void); + + void drawPage( std::string path ); + /* + * Draws a larger string in the center of the screen. Drawing is done inside this function. + */ + + void importantText(const char *text,...); + void passiveImportantText(int duration,const char *text,...); + + /* + * Draw various UI elements (dialogBox, player health) + */ + + void draw(void); + + + /* + * Draw various menu items + */ + void quitGame(); + void drawMenu(Menu* menu); + + + /* + * Handle keyboard/mouse events. + */ + void handleEvents(void); + + /* + * Toggle the black overlay thing. + */ + + void toggleBlack(void); + void toggleBlackFast(void); + void toggleWhite(void); + void toggleWhiteFast(void); + void waitForCover(void); + +} + +#endif // UI_H |