ctrlMapScreenToWorld: Difference between revisions

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(Added example with a way to find the map control)
(clean up see also)
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| Convert screen coordinates in map to world coordinates. |= Description
| Converts map screen coordinates into world coordinates. Unlike [[posScreenToWorld]], this command returns world position is format [x, y], otherwise it is identical to [[posScreenToWorld]].|= Description
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| map '''ctrlMapScreenToWorld''' [x, y] |= Syntax
| map '''ctrlMapScreenToWorld''' [x, y] |= Syntax


|p1= map: [[Control]] |= Parameter 1
|p1= map: [[Control]] - map control|= Parameter 1


|p2= [x, y]: [[Array]] |= Parameter 2
|p2= [x, y]: [[Array]] |= Parameter 2
|p3= x: [[Number]] - screen X |= Parameter 3
|p4= y: [[Number]] - screen Y|= Parameter 4


| [[Array]] ([[Position2D]] Format) |= Return value
| [[Array]] - world coordinates in format [[Position2D]] |= Return value
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|x1= <pre>_WorldCoord = _Control ctrlMapScreenToWorld _ScreenCoord</pre> |= Example 1
|x1= <code>_worldCoord = _control [[ctrlMapScreenToWorld]] _ScreenCoord;</code> |= Example 1
|x2= <pre>_WorldCoord = _Control ctrlMapScreenToWorld [_x,_y]</pre> |= Example 2
|x2= <code>_worldCoord = _control [[ctrlMapScreenToWorld]] [_x, _y];</code> |= Example 2
|x3= <pre>_WorldCoord = (findDisplay 12 displayCtrl 51) ctrlMapScreenToWorld [_x,_y]</pre> |= Example 3
|x3= <code>_worldCoord = [[findDisplay]] 12 [[displayCtrl]] 51 [[ctrlMapScreenToWorld]] [0.5, 0.5];</code> |= Example 3
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<pre>_x = returnArray select 0;
<pre>_x = returnArray select 0;
_y = returnArray select 1;</pre>
_y = returnArray select 1;</pre>
<dd class="notedate">Posted on December 2, 2009 - 16:10
<dt class="note">'''[[User:Besselinksjm|Besselinksjm]]'''<dd class="note">''Notes:''
In VBS2 1.23 this command does not seem to work properly. Therefore when defining UI Event Handlers ''onMouseButtonClick'' and ''onMouseButtonDblClick'' the functions [[onMapSingleClick]] and [[onDoubleClick (VBS2)]] can be used instead, these already provide access to the world coordinates of the click event.


<dd class="notedate">
<dd class="notedate">
<dt class="note">[[User:Ceeeb|Ceeeb]]<dd class="note">
<dt class="note">[[User:Ceeeb|Ceeeb]]<dd class="note">
The command parameters are screen position coordinates, which may not equate to to the map control's coordinates. A map control's screen coordinates and size can be found use the [[ctrlPosition]] command. This is an issue when using the Arma 3 in-game map, which is not fullscreen (all previous titles used full screen map controls, so map control coords did equate to screen coords).
The command parameters are screen position coordinates, which may not equate to the map control's coordinates. A map control's screen coordinates and size can be found use the [[ctrlPosition]] command. This is an issue when using the Arma 3 in-game map, which is not fullscreen (all previous titles used full screen map controls, so map control coords did equate to screen coords).


<dd class="notedate">Posted on August 28, 2017 - 0:05
<dd class="notedate">Posted on August 28, 2017 - 0:05

Revision as of 12:16, 4 February 2019

-wrong parameter ("Arma") defined!-1.05
Hover & click on the images for description

Description

Description:
Converts map screen coordinates into world coordinates. Unlike posScreenToWorld, this command returns world position is format [x, y], otherwise it is identical to posScreenToWorld.
Groups:
Uncategorised

Syntax

Syntax:
map ctrlMapScreenToWorld [x, y]
Parameters:
map: Control - map control
[x, y]: Array
x: Number - screen X
y: Number - screen Y
Return Value:
Array - world coordinates in format Position2D

Examples

Example 1:
_worldCoord = _control ctrlMapScreenToWorld _ScreenCoord;
Example 2:
_worldCoord = _control ctrlMapScreenToWorld [_x, _y];
Example 3:
_worldCoord = findDisplay 12 displayCtrl 51 ctrlMapScreenToWorld [0.5, 0.5];

Additional Information

See also:
ctrlMapWorldToScreenposScreenToWorldposWorldToScreenfindDisplaydisplayCtrl

Notes

Report bugs on the Feedback Tracker and/or discuss them on the Arma Discord or on the Forums.
Only post proven facts here! Add Note

Notes

Posted on April 6, 2007 - 23:41
LowFly
Notes: You can get the screen coordinates by the UI Event Handlers onMouseButtonDown, onMouseButtonUp, onMouseButtonClick, onMouseButtonDblClick. The return Array is in 2-D, you can use it with all set-position commands.
_x = returnArray select 0;
_y = returnArray select 1;
Ceeeb
The command parameters are screen position coordinates, which may not equate to the map control's coordinates. A map control's screen coordinates and size can be found use the ctrlPosition command. This is an issue when using the Arma 3 in-game map, which is not fullscreen (all previous titles used full screen map controls, so map control coords did equate to screen coords).
Posted on August 28, 2017 - 0:05
Icaruk
This example creates a RscMapControl and hints you the [x,y] position where you clicked. 0 spawn {
disableSerialization; _map = findDisplay 46 createDisplay "RscCredits" ctrlCreate ["RscMapControl", -1]; _map ctrlSetPosition [0,0,1,1]; _map ctrlCommit 0;
_map ctrlAddEventHandler ["mouseButtonDown", { _ctrl = _this select 0; _x = _this select 2; _y = _this select 3;
_pos = _ctrl ctrlMapScreenToWorld [_x, _y]; hint format ["pos: %1", _pos]; }];
};

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