From e03d6fa328956896006b17f49d885923a20db8e1 Mon Sep 17 00:00:00 2001 From: Kevin Worth Date: Wed, 14 Mar 2007 17:24:10 -0400 Subject: [PATCH] Keep cursor on original spot(of tile) clicked while dragging --- kub.c | 16 +++++++++++++--- 1 file changed, 13 insertions(+), 3 deletions(-) diff --git a/kub.c b/kub.c index d878ecd..6a2a3a5 100644 --- a/kub.c +++ b/kub.c @@ -92,6 +92,7 @@ typedef struct game { RsvgHandle *blanktile; int current_tile; + int diff_x, diff_y; } game_t; static void @@ -390,6 +391,11 @@ static void hand_print(game_t *game) } } +/* static void hand_draw(game_t *game) */ +/* { */ + +/* } */ + static void game_init(game_t *game) { int i; @@ -412,6 +418,7 @@ static void game_init(game_t *game) FATAL_ERROR (error->message); game->current_tile = game->deck.num_tiles - 1; + game->diff_x = game->diff_y = 0; } static gboolean on_expose_event (GtkWidget *widget, GdkEventExpose *event, game_t *game) @@ -444,8 +451,11 @@ static gboolean on_button_press_event (GtkWidget *widget, GdkEventButton *event, tile_y = game->deck.tiles[i].y; if (event->x >= tile_x && event->x <= (tile_x + TILE_WIDTH) && event->y >= tile_y && event->y <= (tile_y + TILE_HEIGHT) ) - + { game->current_tile = i; + game->diff_x = event->x - tile_x; + game->diff_y = event->y - tile_y; + } } return TRUE; @@ -470,8 +480,8 @@ static gboolean on_button_motion_event (GtkWidget *widget, GdkEventMotion *event gtk_widget_queue_draw_area (widget, tile->x - 1, tile->y - 1, TILE_WIDTH + 1, TILE_HEIGHT + 2); /* Then, move the tile */ - tile->x = event->x; - tile->y = event->y; + tile->x = event->x - game->diff_x; + tile->y = event->y - game->diff_y; /* Finally, invalidate the region where the tile is now. */ gtk_widget_queue_draw_area (widget, tile->x - 1, tile->y - 1, TILE_WIDTH + 1, TILE_HEIGHT + 2); -- 2.43.0