graphics.c

/*
 * graphics.c
 *
 *  Created on: Apr 3, 2021
 *      Author: Thoma
 */

#include "graphics.h"

void Initialize_Graphics(Graphics_Context * context) {
    // Set our screen orientation
    Crystalfontz128x128_SetOrientation(0);

    // Initialize our graphics context
    Graphics_initContext(context, &g_sCrystalfontz128x128);

    // Set our default background and foreground colors
    Graphics_setBackgroundColor(context, GRAPHICS_COLOR_BLACK);
    Graphics_setForegroundColor(context, GRAPHICS_COLOR_WHITE);

    // Establish our default font
    GrContextFontSet(context, &g_sFontFixed6x8);

    // Clear the screen
    Graphics_clearDisplay(context);

    // Set the display's backlight to high
    P2DIR |= BIT6;
    P2OUT |= BIT6;
}

void Draw_Playspace(Graphics_Context *context, Graphics_Rectangle *blocks, int32_t *colors, char *bindings, int numBlocks, int lives, int levelNumber) {
    unsigned char i;
    char levelBuffer[9];

    // Clear the screen
    Graphics_setBackgroundColor(context, GRAPHICS_COLOR_BLACK);
    Graphics_setForegroundColor(context, GRAPHICS_COLOR_WHITE);
    Graphics_clearDisplay(context);

    // Draw the UI spacer
    Graphics_drawLineH(context, 0, 127, 118);

    // Draw our level label
    sprintf(levelBuffer, "Level %02d", levelNumber + 1);
    Graphics_drawStringCentered(context, levelBuffer, AUTO_STRING_LENGTH, 64, 123, OPAQUE_TEXT);

    // Draw the lives
    for(i = 0; i < lives; i++) {
        Graphics_fillCircle(context, (i*6)+4, 123, BALL_RADIUS);
    }

    // Draw our set of blocks
    Graphics_setForegroundColor(context, GRAPHICS_COLOR_BLUE);
    for(i = 0; i < numBlocks; i++) {
        if(IsNullBlock(&blocks[i])) continue;

        // Get the color
        char bindingIndex = bindings[i];
        Graphics_setForegroundColor(context, colors[bindingIndex]);
        Graphics_fillRectangle(context, &blocks[i]);
    }
}

void Draw_Paddle(Graphics_Context *context, int paddle_x, int32_t color) {
    // Draw the initial paddle
    Graphics_setForegroundColor(context, color);
    Graphics_Rectangle paddle = {paddle_x, PADDLE_Y, paddle_x + PADDLE_WIDTH, PADDLE_Y + PADDLE_HEIGHT};
    Graphics_fillRectangle(context, &paddle);
}

void Draw_Ball(Graphics_Context *context, int ball_x, int ball_y, int32_t color) {
    Graphics_setForegroundColor(context, color);
    Graphics_fillCircle(context, ball_x, ball_y, BALL_RADIUS);
}

void Draw_EdgedBox(Graphics_Context *context, Graphics_Rectangle *rect, int inset, int32_t backgroundColor, int32_t foregroundColor) {
    Graphics_Rectangle insetRect = {rect->xMin + inset, rect->yMin + inset, rect->xMax + inset, rect->yMax + inset};

    Graphics_setForegroundColor(context, backgroundColor);
    Graphics_fillRectangle(context, rect);

    Graphics_setForegroundColor(context, foregroundColor);
    Graphics_drawRectangle(context, &insetRect);
}

void Draw_Points(Graphics_Context *context, unsigned int points) {
    char buff[10];
    Graphics_setForegroundColor(context, GRAPHICS_COLOR_WHITE);
    sprintf(buff, "%d pts", points);

    Graphics_drawStringCentered(context, buff, AUTO_STRING_LENGTH, 64, 75, TRANSPARENT_TEXT);
}

void Draw_ModalBox(Graphics_Context *context, const char* line1, const char* line2, char showPoints, int points) {
    Graphics_Rectangle rect = { 10, 20, 110, 90 };
    Draw_EdgedBox(context, &rect, 2, GRAPHICS_COLOR_BLACK, GRAPHICS_COLOR_BLUE);

    Graphics_setForegroundColor(context, GRAPHICS_COLOR_WHITE);
    Graphics_drawStringCentered(context, line1, AUTO_STRING_LENGTH, 64, 35, OPAQUE_TEXT);
    Graphics_drawStringCentered(context, line2, AUTO_STRING_LENGTH, 64, 55, OPAQUE_TEXT);
    if(showPoints) Draw_Points(context, points);
}