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(svn r14805) -Feature [FS#2238]: pressing CTRL while dragging to build a bridge build the last built bridge type if possible (planetmaker)

This commit is contained in:
rubidium 2009-01-03 14:16:18 +00:00
parent e5c1a7b5c3
commit 51b9091689
1 changed files with 30 additions and 5 deletions
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35
src/bridge_gui.cpp
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@ -22,6 +22,11 @@
#include "table/strings.h"
/** The type of the last built rail bridge */
static BridgeType _last_railbridge_type = 0;
/** The type of the last built road bridge */
static BridgeType _last_roadbridge_type = 0;
/**
* Carriage for the data we need if we want to build a bridge
*/
@ -93,6 +98,11 @@ private:
void BuildBridge(uint8 i)
{
switch ((TransportType)(this->type >> 15)) {
case TRANSPORT_RAIL: _last_railbridge_type = this->bridges->Get(i)->index; break;
case TRANSPORT_ROAD: _last_roadbridge_type = this->bridges->Get(i)->index; break;
default: break;
}
DoCommandP(this->end_tile, this->start_tile, this->type | this->bridges->Get(i)->index,
CMD_BUILD_BRIDGE | CMD_MSG(STR_5015_CAN_T_BUILD_BRIDGE_HERE), CcBuildBridge);
}
@ -287,6 +297,25 @@ void ShowBuildBridgeWindow(TileIndex start, TileIndex end, TransportType transpo
* 7..0 = type of bridge */
uint32 type = (transport_type << 15) | (road_rail_type << 8);
/* The bridge length without ramps. */
const uint bridge_len = GetTunnelBridgeLength(start, end);
/* If Ctrl is being pressed, check wether the last bridge built is available
* If so, return this bridge type. Otherwise continue normally.
* We store bridge types for each transport type, so we have to check for
* the transport type beforehand.
*/
BridgeType last_bridge_type = 0;
switch (transport_type) {
case TRANSPORT_ROAD: last_bridge_type = _last_roadbridge_type; break;
case TRANSPORT_RAIL: last_bridge_type = _last_railbridge_type; break;
default: break; // water ways and air routes don't have bridge types
}
if (_ctrl_pressed && CheckBridge_Stuff(last_bridge_type, bridge_len)) {
DoCommandP(end, start, type | last_bridge_type, CMD_BUILD_BRIDGE | CMD_MSG(STR_5015_CAN_T_BUILD_BRIDGE_HERE), CcBuildBridge);
return;
}
/* 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;
@ -296,11 +325,7 @@ void ShowBuildBridgeWindow(TileIndex start, TileIndex end, TransportType transpo
if (CmdFailed(ret)) {
errmsg = _error_message;
} else {
/* check which bridges can be built
* get absolute bridge length
* length of the middle parts of the bridge */
const uint bridge_len = GetTunnelBridgeLength(start, end);
/* total length of bridge */
/* check which bridges can be built */
const uint tot_bridgedata_len = CalcBridgeLenCostFactor(bridge_len + 2);
bl = new GUIBridgeList();