added a page scaler to the inline pdf viewer
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638f358d48
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@ -127,6 +127,7 @@ var pdf_rendering_in_progress = false;
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var pdf_page_num_pending = null;
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var pdf_page_num_pending = null;
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var pdf_canvas = null;
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var pdf_canvas = null;
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var pdf_ctx = null;
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var pdf_ctx = null;
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var pdf_scale = "fw";
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function render_pdf_page (num)
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function render_pdf_page (num)
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{
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{
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@ -134,7 +135,11 @@ function render_pdf_page (num)
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// Using promise to fetch the page
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// Using promise to fetch the page
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pdf_doc.getPage(num).then(function(page) {
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pdf_doc.getPage(num).then(function(page) {
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var vp1 = page.getViewport (1);
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var vp1 = page.getViewport (1);
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scale = ($('#code_file_result').innerWidth() - 20) / vp1.width;
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var scale;
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if (pdf_scale == "fw")
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scale = ($('#code_file_result').innerWidth() - 20) / vp1.width;
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else
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scale = parseFloat (pdf_scale);
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var viewport = page.getViewport(scale);
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var viewport = page.getViewport(scale);
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pdf_canvas.height = viewport.height;
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pdf_canvas.height = viewport.height;
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pdf_canvas.width = viewport.width;
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pdf_canvas.width = viewport.width;
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@ -320,6 +325,11 @@ $(function () {
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queue_pdf_rendering_in_progress (pdf_page_num);
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queue_pdf_rendering_in_progress (pdf_page_num);
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});
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});
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$('#code_file_pdf_scale').change (function () {
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pdf_scale = this.value;
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queue_pdf_rendering_in_progress (pdf_page_num);
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});
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});
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});
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<?php elseif ($is_odf_file): ?>
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<?php elseif ($is_odf_file): ?>
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@ -565,6 +575,10 @@ if ($login['settings'] != NULL &&
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print '<span id="code_file_pdf_page"><span id="code_file_pdf_page_num"></span>/<span id="code_file_pdf_page_count"></span></span>';
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print '<span id="code_file_pdf_page"><span id="code_file_pdf_page_num"></span>/<span id="code_file_pdf_page_count"></span></span>';
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print '<button id="code_file_pdf_next_page"><i class="fa fa-forward"></i></button>';
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print '<button id="code_file_pdf_next_page"><i class="fa fa-forward"></i></button>';
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print '<button id="code_file_pdf_last_page"><i class="fa fa-fast-forward"></i></button>';
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print '<button id="code_file_pdf_last_page"><i class="fa fa-fast-forward"></i></button>';
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print '<select id="code_file_pdf_scale">';
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print '<option value="fw">Full-width</option>';
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for ($i = 50; $i <= 200; $i += 10) printf ('<option value="%f">%d%%</option>', $i / 100, $i);
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print '</select>';
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print '</div>';
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print '</div>';
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print '<canvas id="code_file_pdf_canvas" style="border:1px solid black;"/>';
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print '<canvas id="code_file_pdf_canvas" style="border:1px solid black;"/>';
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}
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}
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