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Script:Files:script/misc/zoomwidget.script - Revision history
2026-04-07T18:25:27Z
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https://wiki.splashdamage.com/index.php?title=Script:Files:script/misc/zoomwidget.script&diff=1730&oldid=prev
Wizz at 17:55, 2 November 2007
2007-11-02T17:55:36Z
<p></p>
<p><b>New page</b></p><div> <span style="color:green">/***********************************************************************</span><br />
<br />
<span style="color:green">zoomWidget.script</span><br />
<br />
<span style="color:green">***********************************************************************/</span><br />
<br />
<span style="color:blue">object</span> [[ScriptClass:zoomWidget|zoomWidget]] {<br />
<span style="color:blue">void</span> destroy();<br />
<br />
<span style="color:blue">void</span> Init( <span style="color:blue">entity</span> other );<br />
<span style="color:blue">void</span> Enable();<br />
<span style="color:blue">void</span> Disable();<br />
<br />
<span style="color:blue">float</span> GetZoomState();<br />
<span style="color:blue">float</span> GetNumZoomStates();<br />
<span style="color:blue">float</span> GetZoomFov( <span style="color:blue">float</span> indexValue );<br />
<br />
<span style="color:green">// cycle the zoom levels one by one</span><br />
<span style="color:blue">void</span> Cycle();<br />
<br />
<span style="color:green">// zoom in or zoom out by 1/4 levels of zoom</span><br />
<span style="color:blue">void</span> Zoom( <span style="color:blue">float</span> delta );<br />
<span style="color:blue">void</span> ZoomIn();<br />
<span style="color:blue">void</span> ZoomOut();<br />
<br />
<span style="color:blue">float</span> numZoomStates;<br />
<span style="color:blue">float</span> zoomTime;<br />
<span style="color:blue">float</span> currentZoomState;<br />
<span style="color:blue">boolean</span> enabled;<br />
<span style="color:blue">entity</span> owner;<br />
<br />
<span style="color:blue">boolean</span> IsFullyZoomedIn() { <span style="color:blue">return</span> currentZoomState == numZoomStates - 1; }<br />
<span style="color:blue">boolean</span> IsFullyZoomedOut() { <span style="color:blue">return</span> currentZoomState == 0.0f; }<br />
<span style="color:blue">boolean</span> IsEnabled() { <span style="color:blue">return</span> enabled; }<br />
};<br />
<br />
<span style="color:blue">void</span> [[ScriptClass:zoomWidget|zoomWidget]]::destroy() {<br />
Disable();<br />
}<br />
<br />
<span style="color:blue">void</span> [[ScriptClass:zoomWidget|zoomWidget]]::Init( <span style="color:blue">entity</span> other ) {<br />
owner = other;<br />
<br />
numZoomStates = other.[[ScriptEvent:getIntKey|getIntKey]]( <span style="color:brown">"num_zoom_levels"</span> );<br />
zoomTime = other.[[ScriptEvent:getFloatKeyWithDefault|getFloatKeyWithDefault]]( <span style="color:brown">"zoom_time"</span>, 0.5f );<br />
}<br />
<br />
<span style="color:blue">float</span> [[ScriptClass:zoomWidget|zoomWidget]]::GetZoomState() {<br />
<span style="color:blue">return</span> currentZoomState;<br />
}<br />
<br />
<span style="color:blue">float</span> [[ScriptClass:zoomWidget|zoomWidget]]::GetNumZoomStates() {<br />
<span style="color:blue">return</span> numZoomStates;<br />
}<br />
<br />
<span style="color:blue">void</span> [[ScriptClass:zoomWidget|zoomWidget]]::Enable() {<br />
<span style="color:blue">if</span> ( enabled ) {<br />
<span style="color:blue">return</span>;<br />
}<br />
enabled = true;<br />
owner.[[ScriptEvent:setFov|setFov]]( sys.[[ScriptEvent:getDefaultFov|getDefaultFov]](), GetZoomFov( currentZoomState ), zoomTime );<br />
}<br />
<br />
<span style="color:blue">void</span> [[ScriptClass:zoomWidget|zoomWidget]]::Disable() {<br />
currentZoomState = 0;<br />
<br />
<span style="color:blue">if</span> ( !enabled ) {<br />
<span style="color:blue">return</span>;<br />
}<br />
enabled = false;<br />
owner.[[ScriptEvent:setFov|setFov]]( GetZoomFov( currentZoomState ), sys.[[ScriptEvent:getDefaultFov|getDefaultFov]](), zoomTime );<br />
}<br />
<br />
<span style="color:blue">float</span> [[ScriptClass:zoomWidget|zoomWidget]]::GetZoomFov( <span style="color:blue">float</span> indexValue ) {<br />
<span style="color:blue">if</span> ( numZoomStates <= 1 ) {<br />
<span style="color:blue">return</span> owner.[[ScriptEvent:getFloatKeyWithDefault|getFloatKeyWithDefault]]( <span style="color:brown">"zoom_fov"</span>, 45 );<br />
}<br />
<br />
<span style="color:blue">float</span> index = int( indexValue );<br />
<span style="color:blue">float</span> interpValue = indexValue - index;<br />
<br />
<span style="color:blue">float</span> fov = owner.[[ScriptEvent:getFloatKey|getFloatKey]]( <span style="color:brown">"zoom_fov_"</span> + ( index + 1 ) );<br />
<span style="color:blue">if</span> ( fov <= 0 ) {<br />
fov = 90;<br />
}<br />
<br />
<span style="color:blue">if</span> ( interpValue > 0 ) {<br />
<span style="color:blue">float</span> fov2 = owner.[[ScriptEvent:getFloatKey|getFloatKey]]( <span style="color:brown">"zoom_fov_"</span> + ( index + 2 ) );<br />
<span style="color:blue">if</span> ( fov2 <= 0 ) {<br />
fov2 = 90;<br />
}<br />
<br />
fov = fov + interpValue * ( fov2 - fov );<br />
}<br />
<br />
<span style="color:blue">return</span> fov;<br />
}<br />
<br />
<span style="color:blue">void</span> [[ScriptClass:zoomWidget|zoomWidget]]::Cycle() {<br />
sys.[[ScriptEvent:assert|assert]]( enabled );<br />
<br />
<span style="color:blue">float</span> oldFov = owner.[[ScriptEvent:getFov|getFov]]();<br />
<br />
currentZoomState = currentZoomState + 1;<br />
<br />
<span style="color:blue">if</span> ( currentZoomState >= numZoomStates ) {<br />
currentZoomState = 0;<br />
} <span style="color:blue">else</span> {<br />
currentZoomState = int( currentZoomState );<br />
}<br />
<br />
owner.[[ScriptEvent:setFov|setFov]]( oldFov, GetZoomFov( currentZoomState ), zoomTime );<br />
}<br />
<br />
<span style="color:blue">void</span> [[ScriptClass:zoomWidget|zoomWidget]]::Zoom( <span style="color:blue">float</span> delta ) {<br />
sys.[[ScriptEvent:assert|assert]]( enabled );<br />
<span style="color:blue">float</span> oldZoomState = currentZoomState;<br />
<span style="color:blue">float</span> oldFov = owner.[[ScriptEvent:getFov|getFov]]();<br />
<span style="color:blue">float</span> oldTargetFov = GetZoomFov( oldZoomState );<br />
<br />
<span style="color:blue">float</span> maxZoomState = numZoomStates - 1;<br />
<br />
currentZoomState = currentZoomState + delta;<br />
<br />
<span style="color:blue">if</span> ( currentZoomState > maxZoomState ) {<br />
currentZoomState = maxZoomState;<br />
}<br />
<span style="color:blue">if</span> ( currentZoomState < 0 ) {<br />
currentZoomState = 0;<br />
}<br />
<br />
owner.[[ScriptEvent:setFov|setFov]]( oldFov, GetZoomFov( currentZoomState ), zoomTime );<br />
}<br />
<br />
<span style="color:blue">void</span> [[ScriptClass:zoomWidget|zoomWidget]]::ZoomIn() {<br />
Zoom( 0.25 );<br />
}<br />
<br />
<span style="color:blue">void</span> [[ScriptClass:zoomWidget|zoomWidget]]::ZoomOut() {<br />
Zoom( -0.25 );<br />
}</div>
Wizz