Add the logic to draw circles inside the field

1 files changed, 94 insertions, 3 deletions

diff --git a/src/main/game/game.c b/src/main/game/game.c
index 3996cee..00e74cd 100644
--- a/src/main/game/game.c
+++ b/src/main/game/game.c
@@ -24,10 +24,72 @@
 #include "../util.h"
 #include "../engine/ui/ui.h"
 
+float xmin, xmax, ymin, ymax;
+float box_size;
+int field_matrix[3][3];
+
+float first_row, half_first_row;
+float first_col, half_first_col;
+float second_row, half_second_row;
+float second_col, half_second_col;
+float third_row, half_third_row;
+float third_col, half_third_col;
+
+static void
+draw_circle(float x, float y)
+{
+	engine_draw_circle(x, y, 0.20, 120, 1);
+}
+
 static void
 game_mouse_button_pressed(float x, float y)
 {
-	printf("Mouse OpenGL: X = %.2f, Y = %.2f\n", x, y);
+	/* Click inside the field */
+	if (x >= xmin && x <= xmax && y >= ymin && y <= ymax) {
+		if (y >= first_row) {
+			if (x <= first_col && field_matrix[0][0] == 0) {
+				draw_circle(half_first_col, half_first_row);
+				field_matrix[0][0] = 1;
+				printf("OK\n");
+			} else if (x >= first_col && x <= second_col && field_matrix[0][1] == 0) {
+				draw_circle(half_second_col, half_first_row);
+				field_matrix[0][1] = 1;
+				printf("OK\n");
+			} else if (x >= second_col && field_matrix[0][2] == 0) {
+				draw_circle(half_third_col, half_first_row);
+				field_matrix[0][2] = 1;
+				printf("OK\n");
+			}
+		} else if (y >= second_row) {
+			if (x <= first_col && field_matrix[1][0] == 0) {
+				draw_circle(half_first_col, half_second_row);
+				field_matrix[1][0] = 1;
+				printf("OK\n");
+			} else if (x >= first_col && x <= second_col && field_matrix[1][1] == 0) {
+				draw_circle(half_second_col, half_second_row);
+				field_matrix[1][1] = 1;
+				printf("OK\n");
+			} else if (x >= second_col && field_matrix[1][2] == 0) {
+				draw_circle(half_third_col, half_second_row);
+				field_matrix[1][2] = 1;
+				printf("OK\n");
+			}
+		} else if (y >= third_row) {
+			if (x <= first_col && field_matrix[2][0] == 0) {
+				draw_circle(half_first_col, half_third_row);
+				field_matrix[2][0] = 1;
+				printf("OK\n");
+			} else if (x >= first_col && x <= second_col && field_matrix[2][1] == 0) {
+				draw_circle(half_second_col, half_third_row);
+				field_matrix[2][1] = 1;
+				printf("OK\n");
+			} else if (x >= second_col && field_matrix[2][2] == 0) {
+				draw_circle(half_third_col, half_third_row);
+				field_matrix[2][2] = 1;
+				printf("OK\n");
+			}
+		}
+	}
 }
 
 TrisGame *
@@ -44,6 +106,12 @@ game_init(int width, int height)
 
 	game_draw_field(0.5, 0, 0);
 
+	for (int i = 0; i < 3; i++) {
+		for (int j = 0; j < 3; j++) {
+			field_matrix[i][j] = 0;
+		}
+	}
+
 	return game;
 }
 
@@ -54,12 +122,35 @@ game_start()
 }
 
 void
-game_draw_field(float box_size, float x, float y)
+game_draw_field(float _box_size, float x, float y)
 {
-	float half_box = box_size / 2;
+	float half_box = _box_size / 2;
 	engine_draw_line(x - half_box, y + half_box * 3, x - half_box, y - half_box * 3);
 	engine_draw_line(x + half_box, y + half_box * 3, x + half_box, y - half_box * 3);
 
 	engine_draw_line(x - half_box * 3, y + half_box, x + half_box * 3, y + half_box);
 	engine_draw_line(x - half_box * 3, y - half_box, x + half_box * 3, y - half_box);
+
+	xmin = x - half_box * 3;
+	xmax = x + half_box * 3;
+	ymin = y - half_box * 3;
+	ymax = y + half_box * 3;
+
+	box_size = _box_size;
+
+	first_row = ymax - box_size;
+	second_row = ymax - box_size * 2;
+	third_row = ymax - box_size * 3;
+
+	half_first_row = ymax - box_size / 2;
+	half_second_row = ymax - (box_size / 2) * 3;
+	half_third_row = ymax - (box_size / 2) * 5;
+
+	first_col = xmin + box_size;
+	second_col = xmin + box_size * 2;
+	third_col = xmin + box_size * 3;
+
+	half_first_col = xmin + box_size / 2;
+	half_second_col = xmin + (box_size / 2) * 3;
+	half_third_col = xmin + (box_size / 2) * 5;
 }