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bugfix

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yumoqing 2024-12-02 20:25:55 +08:00
parent 8da00bcdc4
commit 680fcfd434
3 changed files with 70 additions and 1 deletions
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2
bricks/build.sh
View File

@ -8,7 +8,7 @@ SOURCES=" page_data_loader.js factory.js uitypesdef.js utils.js uitype.js \
floaticonbar.js miniform.js wterm.js dynamicaccordion.js \
binstreaming.js streaming_audio.js vadtext.js rtc.js \
llm_dialog.js llm.js websocket.js datarow.js tabular.js \
line.js pie.js bar.js gobang.js period.js "
line.js pie.js bar.js gobang.js period.js pdfviewer.js "
echo ${SOURCES}
cat ${SOURCES} > ../dist/bricks.js
# uglifyjs --compress --mangle -- ../dist/bricks.js > ../dist/bricks.min.js

1
bricks/css/bricks.css
View File

@ -418,6 +418,7 @@ hr {
margin-left: 5px;
margin-right: auto;
margin-bottom: 10px;
padding: 3px;
background-color:#fefedd;
border-top-left-radius: 10px;
border-top-right-radius: 0;

68
bricks/pdfviewer.js Normal file
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@ -0,0 +1,68 @@
/*
https://mozilla.github.io/pdf.js download pdf from here
or add follow line to html file body tag
<script src="//mozilla.github.io/pdf.js/build/pdf.mjs" type="module"></script>
*/
var bricks = window.bricks || {}
bricks.PDFviewer = class extends bricks.VBox {
/*
url:
*/
constructor(opts){
super(opts);
this.curpage = null;
this.pdf = null;
bricks.app.bind('keydown', this.key_action.bind(this));
schedule_once(this.renderPage(1), 0.2);
}
key_action(e){
if (!this.curpage) return;
switch(e.key){
case 'Enter':
case ' ':
case 'ArrowDown':
this.renderPage(this.curpage+1);
break;
case 'ArrowUp':
this.renderPage(this.curpage-1);
break;
}
}
async renderPage(pn){
if (pn < 1) return;
this.curpage = pn;
if (!this.pdf) {
pdfjsLib.getDocument(this.url).promise.then(function(pdf){
this.pdf = pdf;
pdf.getPage(pn).promise.then(function(page){
this._render_page(page);
});
});
return;
}
this.pdf.getPage(pn).promise.then(function(page){
this._render_page(page);
});
}
_render_page(page){
var scale = 1.5;
var viewport = page.getViewport({scale: scale});
var canvasElement = document.createElement('canvas');
var context = canvasElement.getContext('2d');
canvasElement.height = viewport.height;
canvasElement.width = viewport.width;
var renderContext = {
canvasContext: context,
viewport: viewport
};
page.render(renderContext);
this.dom_element.innerHTML = '';
this.dom_element.appendChild(canvasElement);
}
}
bricks.Factory.register('PDFviewer', bricks.PDFviewer);