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-rw-r--r--src/bridge_gui.cpp250
1 files changed, 161 insertions, 89 deletions
diff --git a/src/bridge_gui.cpp b/src/bridge_gui.cpp
index 095f36198..4686ac59b 100644
--- a/src/bridge_gui.cpp
+++ b/src/bridge_gui.cpp
@@ -17,37 +17,34 @@
#include "viewport_func.h"
#include "gfx_func.h"
#include "tunnelbridge.h"
+#include "sortlist_type.h"
#include "table/strings.h"
-static struct BridgeData {
- uint8 last_size;
- uint count;
- TileIndex start_tile;
- TileIndex end_tile;
- uint32 type; ///< Data type for the bridge. Bit 16,15 = transport type, 14..8 = road/rail pieces, 7..0 = type of bridge
- BridgeType indexes[MAX_BRIDGES];
- Money costs[MAX_BRIDGES];
+/**
+ * Carriage for the data we need if we want to build a bridge
+ */
+struct BuildBridgeData {
+ BridgeType index;
+ const BridgeSpec *spec;
+ Money cost;
+};
- BridgeData()
- : last_size(4)
- , count(0)
- {};
-} _bridgedata;
+typedef GUIList<BuildBridgeData> GUIBridgeList;
+/**
+ * Callback executed after a build Bridge CMD has been called
+ *
+ * @param scucess True if the build succeded
+ * @param tile The tile where the command has been executed
+ * @param p1 not used
+ * @param p2 not used
+ */
void CcBuildBridge(bool success, TileIndex tile, uint32 p1, uint32 p2)
{
if (success) SndPlayTileFx(SND_27_BLACKSMITH_ANVIL, tile);
}
-static void BuildBridge(Window *w, int i)
-{
- delete w;
- DoCommandP(_bridgedata.end_tile, _bridgedata.start_tile,
- _bridgedata.type | _bridgedata.indexes[i], CcBuildBridge,
- CMD_BUILD_BRIDGE | CMD_MSG(STR_5015_CAN_T_BUILD_BRIDGE_HERE));
-}
-
/* Names of the build bridge selection window */
enum BuildBridgeSelectionWidgets {
BBSW_CLOSEBOX = 0,
@@ -57,72 +54,111 @@ enum BuildBridgeSelectionWidgets {
BBSW_RESIZEBOX
};
-static void BuildBridgeWndProc(Window *w, WindowEvent *e)
-{
- switch (e->event) {
- case WE_CREATE:
- w->resize.step_height = 22;
- w->vscroll.count = _bridgedata.count;
-
- if (_bridgedata.last_size <= 4) {
- w->vscroll.cap = 4;
- } else {
- /* Resize the bridge selection window if we used a bigger one the last time */
- w->vscroll.cap = (w->vscroll.count > _bridgedata.last_size) ? _bridgedata.last_size : w->vscroll.count;
- ResizeWindow(w, 0, (w->vscroll.cap - 4) * w->resize.step_height);
- w->widget[BBSW_BRIDGE_LIST].data = (w->vscroll.cap << 8) + 1;
- }
- break;
+class BuildBridgeWindow : public Window {
+private:
+ /* The last size of the build bridge window
+ * is saved during runtime */
+ static uint8 last_size;
- case WE_PAINT: {
- w->DrawWidgets();
+ TileIndex start_tile;
+ TileIndex end_tile;
+ uint32 type;
+ const GUIBridgeList *bridges;
- uint y = 15;
- for (uint i = 0; (i < w->vscroll.cap) && ((i + w->vscroll.pos) < _bridgedata.count); i++) {
- const BridgeSpec *b = GetBridgeSpec(_bridgedata.indexes[i + w->vscroll.pos]);
+ void BuildBridge(uint8 i)
+ {
+ DoCommandP(this->end_tile, this->start_tile, this->type | this->bridges->sort_list[i].index,
+ CcBuildBridge, CMD_BUILD_BRIDGE | CMD_MSG(STR_5015_CAN_T_BUILD_BRIDGE_HERE));
+ }
- SetDParam(2, _bridgedata.costs[i + w->vscroll.pos]);
- SetDParam(1, b->speed * 10 / 16);
- SetDParam(0, b->material);
+public:
+ BuildBridgeWindow(const WindowDesc *desc, TileIndex start, TileIndex end, uint32 br_type, const GUIBridgeList *bl) : Window(desc),
+ start_tile(start),
+ end_tile(end),
+ type(br_type),
+ bridges(bl)
+ {
- DrawSprite(b->sprite, b->pal, 3, y);
- DrawString(44, y, STR_500D, TC_FROMSTRING);
- y += w->resize.step_height;
- }
- break;
+ /* Change the data, or the caption of the gui. Set it to road or rail, accordingly */
+ this->widget[BBSW_CAPTION].data = (GB(this->type, 15, 2) == TRANSPORT_ROAD) ? STR_1803_SELECT_ROAD_BRIDGE : STR_100D_SELECT_RAIL_BRIDGE;
+
+ this->resize.step_height = 22;
+ this->vscroll.count = bl->list_length;
+
+ if (this->last_size <= 4) {
+ this->vscroll.cap = 4;
+ } else {
+ /* Resize the bridge selection window if we used a bigger one the last time */
+ this->vscroll.cap = (this->vscroll.count > this->last_size) ? this->last_size : this->vscroll.count;
+ ResizeWindow(this, 0, (this->vscroll.cap - 4) * this->resize.step_height);
+ this->widget[BBSW_BRIDGE_LIST].data = (this->vscroll.cap << 8) + 1;
}
- case WE_KEYPRESS: {
- const uint8 i = e->we.keypress.keycode - '1';
- if (i < 9 && i < _bridgedata.count) {
- e->we.keypress.cont = false;
- BuildBridge(w, i);
- }
+ this->FindWindowPlacementAndResize(desc);
+ }
+
+ ~BuildBridgeWindow()
+ {
+ free(this->bridges->sort_list);
+ delete bridges;
+ }
+
+ virtual void OnPaint()
+ {
+ this->DrawWidgets();
+
+ uint y = 15;
+ for (uint i = 0; (i < this->vscroll.cap) && ((i + this->vscroll.pos) < this->bridges->list_length); i++) {
+ const BridgeSpec *b = this->bridges->sort_list[i + this->vscroll.pos].spec;
- break;
+ SetDParam(2, this->bridges->sort_list[i + this->vscroll.pos].cost);
+ SetDParam(1, b->speed * 10 / 16);
+ SetDParam(0, b->material);
+
+ DrawSprite(b->sprite, b->pal, 3, y);
+ DrawString(44, y, STR_500D, TC_FROMSTRING);
+ y += this->resize.step_height;
}
+ }
+
+ virtual bool OnKeyPress(uint16 key, uint16 keycode)
+ {
+ const uint8 i = keycode - '1';
+ if (i < 9 && i < this->bridges->list_length) {
+ /* Build the requested bridge */
+ this->BuildBridge(i);
+ delete this;
+ return false;
+ }
+ return true;
+ }
- case WE_CLICK:
- if (e->we.click.widget == BBSW_BRIDGE_LIST) {
- uint ind = ((int)e->we.click.pt.y - 14) / w->resize.step_height;
- if (ind < w->vscroll.cap) {
- ind += w->vscroll.pos;
- if (ind < _bridgedata.count) {
- BuildBridge(w, ind);
- }
+ virtual void OnClick(Point pt, int widget)
+ {
+ if (widget == BBSW_BRIDGE_LIST) {
+ uint i = ((int)pt.y - 14) / this->resize.step_height;
+ if (i < this->vscroll.cap) {
+ i += this->vscroll.pos;
+ if (i < this->bridges->list_length) {
+ this->BuildBridge(i);
+ delete this;
}
}
- break;
+ }
+ }
- case WE_RESIZE:
- w->vscroll.cap += e->we.sizing.diff.y / (int)w->resize.step_height;
- w->widget[BBSW_BRIDGE_LIST].data = (w->vscroll.cap << 8) + 1;
- SetVScrollCount(w, _bridgedata.count);
+ virtual void OnResize(Point new_size, Point delta)
+ {
+ this->vscroll.cap += delta.y / (int)this->resize.step_height;
+ this->widget[BBSW_BRIDGE_LIST].data = (this->vscroll.cap << 8) + 1;
+ SetVScrollCount(this, this->bridges->list_length);
- _bridgedata.last_size = w->vscroll.cap;
- break;
+ this->last_size = this->vscroll.cap;
}
-}
+};
+
+/* Set the default size of the Build Bridge Window */
+uint8 BuildBridgeWindow::last_size = 4;
/* Widget definition for the rail bridge selection window */
static const Widget _build_bridge_widgets[] = {
@@ -140,23 +176,62 @@ static const WindowDesc _build_bridge_desc = {
WC_BUILD_BRIDGE, WC_BUILD_TOOLBAR,
WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_RESIZABLE,
_build_bridge_widgets,
- BuildBridgeWndProc
+ NULL
};
+/**
+ * Add a buildable bridge to the list.
+ * If the list is empty a new one is created.
+ *
+ * @param bl The list which we want to manage
+ * @param item The item to add
+ * @return The pointer to the list
+ */
+static GUIBridgeList *PushBridgeList(GUIBridgeList *bl, BuildBridgeData item)
+{
+ if (bl == NULL) {
+ /* Create the list if needed */
+ bl = new GUIBridgeList();
+ bl->flags |= VL_RESORT;
+ bl->list_length = 1;
+ } else {
+ /* Resize the list */
+ bl->list_length++;
+ }
+
+ bl->sort_list = ReallocT(bl->sort_list, bl->list_length);
+
+ bl->sort_list[bl->list_length - 1] = item;
+
+ return bl;
+}
+
+/**
+ * Prepare the data for the build a bridge window.
+ * If we can't build a bridge under the given conditions
+ * show an error message.
+ *
+ * @parma start The start tile of the bridge
+ * @param end The end tile of the bridge
+ * @param transport_type The transport type
+ * @param bridge_type The bridge type
+ */
void ShowBuildBridgeWindow(TileIndex start, TileIndex end, TransportType transport_type, byte bridge_type)
{
DeleteWindowById(WC_BUILD_BRIDGE, 0);
- _bridgedata.type = (transport_type << 15) | (bridge_type << 8); //prepare the parameter for use only once
- _bridgedata.start_tile = start;
- _bridgedata.end_tile = end;
+ /* Data type for the bridge.
+ * Bit 16,15 = transport type,
+ * 14..8 = road/rail pieces,
+ * 7..0 = type of bridge */
+ uint32 type = (transport_type << 15) | (bridge_type << 8);
/* only query bridge building possibility once, result is the same for all bridges!
* returns CMD_ERROR on failure, and price on success */
StringID errmsg = INVALID_STRING_ID;
- CommandCost ret = DoCommand(end, start, _bridgedata.type, DC_AUTO | DC_QUERY_COST, CMD_BUILD_BRIDGE);
+ CommandCost ret = DoCommand(end, start, type, DC_AUTO | DC_QUERY_COST, CMD_BUILD_BRIDGE);
- uint8 j = 0;
+ GUIBridgeList *bl = NULL;
if (CmdFailed(ret)) {
errmsg = _error_message;
} else {
@@ -171,22 +246,19 @@ void ShowBuildBridgeWindow(TileIndex start, TileIndex end, TransportType transpo
for (BridgeType brd_type = 0; brd_type != MAX_BRIDGES; brd_type++) {
if (CheckBridge_Stuff(brd_type, bridge_len)) {
/* bridge is accepted, add to list */
- const BridgeSpec *b = GetBridgeSpec(brd_type);
+ BuildBridgeData item;
+ item.index = brd_type;
+ item.spec = GetBridgeSpec(brd_type);
/* Add to terraforming & bulldozing costs the cost of the
* bridge itself (not computed with DC_QUERY_COST) */
- _bridgedata.costs[j] = ret.GetCost() + (((int64)tot_bridgedata_len * _price.build_bridge * b->price) >> 8);
- _bridgedata.indexes[j] = brd_type;
- j++;
+ item.cost = ret.GetCost() + (((int64)tot_bridgedata_len * _price.build_bridge * item.spec->price) >> 8);
+ bl = PushBridgeList(bl, item);
}
}
-
- _bridgedata.count = j;
}
- if (j != 0) {
- Window *w = new Window(&_build_bridge_desc);
- /* Change the data, or the caption of the gui. Set it to road or rail, accordingly */
- w->widget[BBSW_CAPTION].data = (transport_type == TRANSPORT_ROAD) ? STR_1803_SELECT_ROAD_BRIDGE : STR_100D_SELECT_RAIL_BRIDGE;
+ if (bl != NULL) {
+ new BuildBridgeWindow(&_build_bridge_desc, start, end, type, bl);
} else {
ShowErrorMessage(errmsg, STR_5015_CAN_T_BUILD_BRIDGE_HERE, TileX(end) * TILE_SIZE, TileY(end) * TILE_SIZE);
}