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@ r1042:8e66ff50b4bc
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Location: cpp/openttd-patchpack/source/signs.c
r1042:8e66ff50b4bc
4.0 KiB
text/x-c
(svn r1543) Fix: [ 1101906 ] Configure Patches window text overflow
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 | #include "stdafx.h"
#include "ttd.h"
#include "table/strings.h"
#include "signs.h"
#include "saveload.h"
#include "command.h"
/**
*
* Update the coordinate of one sign
*
*/
static void UpdateSignVirtCoords(SignStruct *ss)
{
Point pt = RemapCoords(ss->x, ss->y, ss->z);
SetDParam(0, ss->str);
UpdateViewportSignPos(&ss->sign, pt.x, pt.y - 6, STR_2806);
}
/**
*
* Update the coordinates of all signs
*
*/
void UpdateAllSignVirtCoords()
{
SignStruct *ss;
FOR_ALL_SIGNS(ss)
if (ss->str != 0)
UpdateSignVirtCoords(ss);
}
/**
*
* Marks the region of a sign as dirty
*
* @param ss Pointer to the SignStruct
*/
static void MarkSignDirty(SignStruct *ss)
{
MarkAllViewportsDirty(
ss->sign.left - 6,
ss->sign.top - 3,
ss->sign.left + ss->sign.width_1 * 4 + 12,
ss->sign.top + 45);
}
/**
*
* Allocates a new sign
*
* @return The pointer to the new sign, or NULL if there is no more free space
*/
static SignStruct *AllocateSign()
{
SignStruct *s;
FOR_ALL_SIGNS(s)
if (s->str == 0)
return s;
return NULL;
}
/**
*
* Place a sign at the given x/y
*
* @param p1 not used
* @param p2 not used
*/
int32 CmdPlaceSign(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
SignStruct *ss;
/* Try to locate a new sign */
ss = AllocateSign();
if (ss == NULL)
return_cmd_error(STR_2808_TOO_MANY_SIGNS);
/* When we execute, really make the sign */
if (flags & DC_EXEC) {
ss->str = STR_280A_SIGN;
ss->x = x;
ss->y = y;
ss->z = GetSlopeZ(x,y);
UpdateSignVirtCoords(ss);
MarkSignDirty(ss);
_new_sign_struct = ss;
}
return 0;
}
/**
* Rename a sign
*
* @param sign_id Index of the sign
* @param remove If 1, sign will be removed
*/
int32 CmdRenameSign(int x, int y, uint32 flags, uint32 sign_id, uint32 remove)
{
StringID str;
SignStruct *ss;
/* If GetDParam(0) == nothing, we delete the sign */
if (GetDParam(0) != 0 && remove != 1) {
/* Create the name */
str = AllocateName((byte*)_decode_parameters, 0);
if (str == 0)
return CMD_ERROR;
if (flags & DC_EXEC) {
ss = GetSign(sign_id);
MarkSignDirty(ss);
/* Delete the old name */
DeleteName(ss->str);
/* Assign the new one */
ss->str = str;
/* Update */
UpdateSignVirtCoords(ss);
MarkSignDirty(ss);
} else {
/* Free the name, because we did not assign it yet */
DeleteName(str);
}
} else {
/* Delete sign */
if (flags & DC_EXEC) {
ss = GetSign(sign_id);
/* Delete the name */
DeleteName(ss->str);
ss->str = 0;
MarkSignDirty(ss);
}
}
return 0;
}
/**
*
* Callback function that is called after a sign is placed
*
*/
void CcPlaceSign(bool success, uint tile, uint32 p1, uint32 p2)
{
if (success) {
ShowRenameSignWindow(_new_sign_struct);
ResetObjectToPlace();
}
}
/**
*
* PlaceProc function, called when someone pressed the button if the
* sign-tool is selected
*
*/
void PlaceProc_Sign(uint tile)
{
DoCommandP(tile, 0, 0, CcPlaceSign, CMD_PLACE_SIGN | CMD_MSG(STR_2809_CAN_T_PLACE_SIGN_HERE));
}
/**
*
* Initialize the signs
*
*/
void InitializeSigns()
{
SignStruct *s;
int i;
memset(_sign_list, 0, sizeof(_sign_list[0]) * _sign_size);
i = 0;
FOR_ALL_SIGNS(s)
s->index = i++;
}
static const byte _sign_desc[] = {
SLE_VAR(SignStruct,str, SLE_UINT16),
SLE_CONDVAR(SignStruct,x, SLE_FILE_I16 | SLE_VAR_I32, 0, 4),
SLE_CONDVAR(SignStruct,y, SLE_FILE_I16 | SLE_VAR_I32, 0, 4),
SLE_CONDVAR(SignStruct,x, SLE_INT32, 5, 255),
SLE_CONDVAR(SignStruct,y, SLE_INT32, 5, 255),
SLE_VAR(SignStruct,z, SLE_UINT8),
SLE_END()
};
/**
*
* Save all signs
*
*/
static void Save_SIGN()
{
SignStruct *s;
FOR_ALL_SIGNS(s) {
/* Don't save empty signs */
if (s->str != 0) {
SlSetArrayIndex(s->index);
SlObject(s, _sign_desc);
}
}
}
/**
*
* Load all signs
*
*/
static void Load_SIGN()
{
int index;
while ((index = SlIterateArray()) != -1) {
SignStruct *s = GetSign(index);
SlObject(s, _sign_desc);
}
}
const ChunkHandler _sign_chunk_handlers[] = {
{ 'SIGN', Save_SIGN, Load_SIGN, CH_ARRAY | CH_LAST},
};
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