//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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//
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/**
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* This function creating the wide screen plugin object.
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* @param {object} pluginsman Access to the plugins manager for pptx documents.
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* @constructor
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* @name MakeWidescreenPlugin
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*/
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function MakeWidescreenPlugin(pluginsman) {
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var funcThis = this
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if (pluginsman.docType !== 'pptx' && pluginsman.docType !== 'ppsx') {
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throw new Error(
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'[pptx-widescreen] This plugin supporting only PowerPoint based documents.'
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)
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} // Endif.
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this.pluginsman = pluginsman
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this.pptxData = pluginsman.getDataStorage()
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// We want to extend the main API of the pptx document object:
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pluginsman.registerCallback('makeDocApi', function(docObj) {
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funcThis.extendPptxApi(docObj)
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})
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return this
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}
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/**
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* This function extending the main document object with new API methods.
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* @param {object} docObj Document object.
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*/
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MakeWidescreenPlugin.prototype.extendPptxApi = function(docObj) {
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var funcThis = this
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docObj.setSlideSize = function(cx, cy, sizeType, cxSLD, cySLD) {
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if (cx && typeof cx === 'number') {
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funcThis.pptxData.pptWidth = cx * funcThis.pptxData.EMUS_PER_PT
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} // Endif.
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if (cy && typeof cy === 'number') {
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funcThis.pptxData.pptHeight = cy * funcThis.pptxData.EMUS_PER_PT
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} // Endif.
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if (cySLD && typeof cxSLD === 'number') {
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funcThis.pptxData.pptWidthSLD = cxSLD * funcThis.pptxData.EMUS_PER_PT
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} // Endif.
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if (cySLD && typeof cySLD === 'number') {
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funcThis.pptxData.pptHeightSLD = cySLD * funcThis.pptxData.EMUS_PER_PT
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} // Endif.
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/*
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Supported types:
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'35mm'
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'A3'
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'A4'
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'B4ISO'
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'B4JIS'
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'B5ISO'
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'B5JIS'
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'banner'
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'custom'
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'hagakiCard'
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'ledger'
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'letter'
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'overhead'
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'screen16x10'
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'screen16x9'
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'screen4x3'
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*/
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if (sizeType && typeof sizeType === 'string') {
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funcThis.pptxData.pptType = sizeType
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} // Endif.
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}
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docObj.setWidescreen = function(wide) {
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funcThis.pptxData.pptWidth = wide
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? 960 * funcThis.pptxData.EMUS_PER_PT
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: funcThis.pptxData.pptWidth
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funcThis.pptxData.pptType = wide ? 'screen16x9' : 'screen4x3'
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}
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}
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module.exports = MakeWidescreenPlugin
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