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Chev
2e3cfce969
Preview panels (such as the ones in the /spraymesh menu) will now attempt to cache DHTML panels, so they don't have to be redownloaded every time the user opens the panel.
130 lines
4.3 KiB
Lua
130 lines
4.3 KiB
Lua
spraymesh_derma_utils = spraymesh_derma_utils or {}
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-- Enables the maximize button on DFrame panels, used by SprayMesh Extended panels
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function spraymesh_derma_utils.EnableMaximizeButton(dframe)
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dframe.btnMaxim.Maximized = false
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dframe.btnMaxim.OriginalSize = {panelWidth, panelHeight}
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dframe.btnMaxim.OriginalPos = {dframe:GetX(), dframe:GetY()}
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dframe.btnMaxim:SetDisabled(false)
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dframe.btnMaxim.DoClick = function(pnl)
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local targetSize = {512, 512}
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local targetPos = {0, 0}
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-- If we're maximized, unmaximize
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if pnl.Maximized then
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targetSize = pnl.OriginalSize
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targetPos = pnl.OriginalPos
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-- If we're unmaximized, maximize
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else
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-- Store current position and size if the user decides to unmaximize later
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pnl.OriginalSize = {dframe:GetSize()}
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pnl.OriginalPos = {dframe:GetPos()}
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targetSize = {ScrW(), ScrH()}
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targetPos = {0, 0}
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end
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pnl.Maximized = not pnl.Maximized
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-- Don't allow the button to be clicked while the transition animation plays
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pnl:SetEnabled(false)
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local animData = dframe:NewAnimation(0.4, 0, 0.3, function(animTable, tgtPanel)
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if IsValid(pnl) then
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pnl:SetEnabled(true)
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end
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end)
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animData.StartSize = {dframe:GetSize()}
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animData.EndSize = targetSize
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animData.StartPos = {dframe:GetPos()}
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animData.EndPos = targetPos
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animData.Think = function(animTable, tgtPanel, fraction)
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local easedFraction = math.ease.OutSine(fraction)
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local easedPosX = Lerp(easedFraction, animTable.StartPos[1], animTable.EndPos[1])
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local easedPosY = Lerp(easedFraction, animTable.StartPos[2], animTable.EndPos[2])
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local easedSizeW = Lerp(easedFraction, animTable.StartSize[1], animTable.EndSize[1])
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local easedSizeH = Lerp(easedFraction, animTable.StartSize[2], animTable.EndSize[2])
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tgtPanel:SetPos(math.Round(easedPosX, 0), math.Round(easedPosY, 0))
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tgtPanel:SetSize(math.Round(easedSizeW, 0), math.Round(easedSizeH, 0))
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end
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end
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end
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local PREVIEW_HTML_BASE = [=[
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8">
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<style>
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body {
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margin: 0;
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background: transparent;
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}
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html {
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overflow: hidden;
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}
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img, video {
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width: 100vw;
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height: 100vh;
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object-fit: contain;
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}
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</style>
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</head>
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<body>
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%s
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</body>
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</html>
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]=]
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local PREVIEW_HTML_IMAGE = [=[<img src="%s">]=]
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local PREVIEW_HTML_VIDEO = [=[<video src="%s" muted autoplay loop>]=]
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-- Gets preview HTML (HTML code only--no derma panel), to preview sprays using DHTML
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function spraymesh_derma_utils.GetPreviewHTML(sprayURL)
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local elementFormatted = ""
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if spraymesh.IsVideoExtension(sprayURL) then
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elementFormatted = Format(PREVIEW_HTML_VIDEO, string.JavascriptSafe(sprayURL))
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elseif spraymesh.IsImageExtension(sprayURL) then
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elementFormatted = Format(PREVIEW_HTML_IMAGE, string.JavascriptSafe(sprayURL))
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-- If we can't figure out the type, assume it's an image
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else
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elementFormatted = Format(PREVIEW_HTML_IMAGE, string.JavascriptSafe(sprayURL))
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spraymesh.DebugPrint("(spraymesh_derma_utils.GetPreviewHTML) Could not figure out image/video type for URL " .. sprayURL)
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end
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return Format(
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PREVIEW_HTML_BASE,
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elementFormatted
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)
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end
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local PANEL_CACHE = {}
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-- Gets preview HTML (panel only), to preview sprays using DHTML
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function spraymesh_derma_utils.GetPreviewPanel(sprayURL)
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local urlHash = util.SHA256(sprayURL)
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if IsValid(PANEL_CACHE[urlHash]) then
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return PANEL_CACHE[urlHash]
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else
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local htmlPanel = vgui.Create("DHTML")
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htmlPanel:SetVisible(true)
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htmlPanel:SetAlpha(0)
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htmlPanel:SetAllowLua(false)
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htmlPanel:SetMouseInputEnabled(false)
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htmlPanel:SetKeyboardInputEnabled(false)
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local htmlCode = spraymesh_derma_utils.GetPreviewHTML(sprayURL)
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htmlPanel:SetHTML(htmlCode)
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PANEL_CACHE[urlHash] = htmlPanel
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return htmlPanel
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end
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end
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