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#include "text.h"
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#include "renderer.h"
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unsigned short screen[80 * 25];
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int screen_cursor_x;
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int screen_cursor_y;
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static int cursor_on = 1;
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void text_refresh(void) {
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SDL_RenderClear(renderer);
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for (int y = 0; y < 25; ++y) {
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for (int x = 0; x < 80; ++x) {
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render_sfont(sfont, screen[y * 80 + x], x, y);
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}
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}
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if (cursor_on) {
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text_draw_cursor(screen_cursor_x, screen_cursor_y);
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}
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SDL_RenderPresent(renderer);
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}
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void text_refresh_at(int x, int y) {
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render_sfont(sfont, screen[y * 80 + x], x, y);
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}
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void text_draw_cursor(int x, int y) {
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unsigned short pair = screen[y * 80 + x];
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int fg = cga_colors[(pair >> 8) & 0xf];
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SDL_SetRenderDrawColor(renderer, fg >> 16, (fg >> 8) & 0xff, fg & 0xff, SDL_ALPHA_OPAQUE);
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SDL_Rect rect = { x * FONT_WIDTH, y * FONT_HEIGHT + FONT_HEIGHT - 3, FONT_WIDTH, 2 };
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SDL_RenderFillRect(renderer, &rect);
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}
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void text_cursor_toggle(void) {
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cursor_on = !cursor_on;
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}
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/* vim: set sw=4 et: */
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