(svn r11759) -Feature: Add drag-n-drop support to the raise/lower land tools. Land is raised/lowered at the start and the rest of the area levelled to match. Patch by Roujin.
--- a/src/clear_cmd.cpp Fri Jan 04 17:25:53 2008 +0000
+++ b/src/clear_cmd.cpp Fri Jan 04 18:18:46 2008 +0000
@@ -355,7 +355,7 @@
* @param tile end tile of area-drag
* @param flags for this command type
* @param p1 start tile of area drag
- * @param p2 unused
+ * @param p2 height difference; eg raise (+1), lower (-1) or level (0)
* @return error or cost of terraforming
*/
CommandCost CmdLevelLand(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
@@ -364,7 +364,7 @@
int ex;
int ey;
int sx, sy;
- uint h, curh;
+ uint h, oldh, curh;
CommandCost money;
CommandCost ret;
CommandCost cost;
@@ -374,7 +374,13 @@
SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);
/* remember level height */
- h = TileHeight(p1);
+ oldh = TileHeight(p1);
+
+ /* compute new height */
+ h = oldh + p2;
+
+ /* Check range of destination height */
+ if (h > MAX_TILE_HEIGHT) return_cmd_error((oldh == 0) ? STR_1003_ALREADY_AT_SEA_LEVEL : STR_1004_TOO_HIGH);
/* make sure sx,sy are smaller than ex,ey */
ex = TileX(tile);
--- a/src/gui.h Fri Jan 04 17:25:53 2008 +0000
+++ b/src/gui.h Fri Jan 04 18:18:46 2008 +0000
@@ -64,6 +64,8 @@
* you've selected it. */
enum {
DDSP_DEMOLISH_AREA,
+ DDSP_RAISE_AND_LEVEL_AREA,
+ DDSP_LOWER_AND_LEVEL_AREA,
DDSP_LEVEL_AREA,
DDSP_CREATE_DESERT,
DDSP_CREATE_ROCKS,
--- a/src/main_gui.cpp Fri Jan 04 17:25:53 2008 +0000
+++ b/src/main_gui.cpp Fri Jan 04 18:18:46 2008 +0000
@@ -1382,6 +1382,8 @@
case DDSP_CREATE_ROCKS:
case DDSP_CREATE_DESERT:
case DDSP_CREATE_WATER:
+ case DDSP_RAISE_AND_LEVEL_AREA:
+ case DDSP_LOWER_AND_LEVEL_AREA:
case DDSP_LEVEL_AREA:
case DDSP_DEMOLISH_AREA:
GUIPlaceProcDragXY(e);
--- a/src/terraform_gui.cpp Fri Jan 04 17:25:53 2008 +0000
+++ b/src/terraform_gui.cpp Fri Jan 04 18:18:46 2008 +0000
@@ -105,6 +105,12 @@
case DDSP_DEMOLISH_AREA:
DoCommandP(end_tile, start_tile, 0, CcPlaySound10, CMD_CLEAR_AREA | CMD_MSG(STR_00B5_CAN_T_CLEAR_THIS_AREA));
break;
+ case DDSP_RAISE_AND_LEVEL_AREA:
+ DoCommandP(end_tile, start_tile, 1, CcTerraform, CMD_LEVEL_LAND| CMD_MSG(STR_0808_CAN_T_RAISE_LAND_HERE));
+ break;
+ case DDSP_LOWER_AND_LEVEL_AREA:
+ DoCommandP(end_tile, start_tile, -1, CcTerraform, CMD_LEVEL_LAND | CMD_MSG(STR_0809_CAN_T_LOWER_LAND_HERE));
+ break;
case DDSP_LEVEL_AREA:
DoCommandP(end_tile, start_tile, 0, CcPlaySound10, CMD_LEVEL_LAND);
break;
@@ -143,18 +149,12 @@
static void PlaceProc_RaiseLand(TileIndex tile)
{
- DoCommandP(
- tile, SLOPE_N, 1, CcTerraform,
- CMD_TERRAFORM_LAND | CMD_MSG(STR_0808_CAN_T_RAISE_LAND_HERE)
- );
+ VpStartPlaceSizing(tile, VPM_X_AND_Y, DDSP_RAISE_AND_LEVEL_AREA);
}
static void PlaceProc_LowerLand(TileIndex tile)
{
- DoCommandP(
- tile, SLOPE_N, 0, CcTerraform,
- CMD_TERRAFORM_LAND | CMD_MSG(STR_0809_CAN_T_LOWER_LAND_HERE)
- );
+ VpStartPlaceSizing(tile, VPM_X_AND_Y, DDSP_LOWER_AND_LEVEL_AREA);
}
void PlaceProc_LevelLand(TileIndex tile)
@@ -244,6 +244,8 @@
if (e->we.place.pt.x != -1) {
switch (e->we.place.select_proc) {
case DDSP_DEMOLISH_AREA:
+ case DDSP_RAISE_AND_LEVEL_AREA:
+ case DDSP_LOWER_AND_LEVEL_AREA:
case DDSP_LEVEL_AREA:
GUIPlaceProcDragXY(e);
break;