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feat(PdfReader): support Watermark component #405

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Merged
merged 5 commits into from
Apr 29, 2025
Merged

feat(PdfReader): support Watermark component #405

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59cff41
PDF阅读器水印内容仅在全屏演示状态显示 #5811
densen2014 Apr 17, 2025
84a349d
WatermarkDemoModeOnly 当全局水印（Watermark IsPage="true"）时, 也会自动启用,无需手动设置
densen2014 Apr 17, 2025
6319119
Merge branch 'master' into pdfReader_WatermarkDemoModeOnly#5811
ArgoZhang Apr 19, 2025
825c84b
Merge remote-tracking branch 'gitee.com/master' into pdfReader_Waterm…
ArgoZhang Apr 22, 2025
23ff6e9
Merge branch 'master' into pdfReader_WatermarkDemoModeOnly#5811
ArgoZhang Apr 25, 2025
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12 changes: 11 additions & 1 deletion src/components/BootstrapBlazor.PdfReader/PdfReader.razor.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -131,6 +131,12 @@ public partial class PdfReader : IAsyncDisposable
[Parameter]
public string? Watermark { get; set; }

/// <summary>
/// 获得/设置 水印内容仅在全屏演示状态显示
/// </summary>
[Parameter]
public bool WatermarkDemoModeOnly { get; set; }

/// <summary>
/// Debug
/// </summary>
Expand Down Expand Up @@ -184,6 +190,10 @@ protected override async Task OnAfterRenderAsync(bool firstRender)
var userAgent = await Module!.InvokeAsync<string>("getUserAgent");
var parser = Parser.GetDefault();
ClientInfo = parser.Parse(userAgent);
if (!WatermarkDemoModeOnly)
{
WatermarkDemoModeOnly = await Module.InvokeAsync<bool>("getGlobalWatermark");
}
await Refresh();
}
}
Expand Down Expand Up @@ -291,7 +301,7 @@ public virtual async Task Refresh(string? search = null, int? page = null, EnumP

}

private string GenUrl(bool filemode = true) => $"{ViewerBase}?file={(filemode ? HttpUtility.UrlEncode(FileName) : "(1)")}#page={Page}&navpanes={(Navpanes ? 0 : 1)}&toolbar={(Toolbar ? 0 : 1)}&statusbar={(Statusbar ? 0 : 1)}&pagemode={(Pagemode ?? EnumPageMode.Thumbs).ToString().ToLower()}&search={Search}" + (Zoom != null ? $"&zoom={Zoom.GetEnumName()}" : "") + (Watermark != null ? $"&wm={Watermark}" : "");
private string GenUrl(bool filemode = true) => $"{ViewerBase}?file={(filemode ? HttpUtility.UrlEncode(FileName) : "(1)")}#page={Page}&navpanes={(Navpanes ? 0 : 1)}&toolbar={(Toolbar ? 0 : 1)}&statusbar={(Statusbar ? 0 : 1)}&pagemode={(Pagemode ?? EnumPageMode.Thumbs).ToString().ToLower()}&search={Search}" + (Zoom != null ? $"&zoom={Zoom.GetEnumName()}" : "") + (Watermark != null ? $"&wm={Watermark}" : "") + (WatermarkDemoModeOnly ? $"&wmonlydemo=true" : "");


/// <summary>
Expand Down
10 changes: 3 additions & 7 deletions src/components/BootstrapBlazor.PdfReader/wwwroot/app.js
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Original file line number Diff line number Diff line change
Expand Up @@ -8,10 +8,6 @@ export async function showPdf(baseurl, element, stream) {
const urlblob = URL.createObjectURL(blob);
element.src = baseurl.replace('(1)', urlblob);
}
export function setWatermark(watermark, element) {
console.log(element.contentWindow.document)
var elmnt = element.contentWindow.document.getElementById("watermark");
//elmnt.style.display = "none";
//var d = y.getElementById("watermark");
//y.getElementById("watermark").value = watermark;
}
export function getGlobalWatermark() {
return document.body.getAttribute('data-bb-watermark') == 'true';
}
17 changes: 14 additions & 3 deletions src/components/BootstrapBlazor.PdfReader/wwwroot/web/limit.js
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Expand Up @@ -17,8 +17,19 @@ function onBodyLoad() {
}

if (getQueryVariable("wm"))
{
document.getElementById("watermark").value = getQueryVariable("wm");
{
if (getQueryVariable("wmonlydemo") && getQueryVariable("wmonlydemo")=='true')
{
document.addEventListener('fullscreenchange', () => {
if (document.fullscreenElement === document.getElementById("viewerContainer") ) {
document.getElementById("watermark").value = getQueryVariable("wm");
} else {
document.getElementById("watermark").value = '';
}
});
} else {
document.getElementById("watermark").value = getQueryVariable("wm");
}
}
}

Expand All @@ -31,4 +42,4 @@ function getQueryVariable(variable) {
if (pair[0] == variable) { return pair[1]; }
}
return (false);
}
}