Merge branch 'feat/migr-DxReportViewer' of http://git.dd:3000/AppStd/EnvelopeGenerator into feat/migr-DxReportViewer
This commit is contained in:
@@ -0,0 +1,354 @@
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@page "/envelope/editor"
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@rendermode InteractiveServer
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@using DevExpress.Blazor.PdfViewer
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@using DevExpress.Blazor.Reporting.Models
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@using DevExpress.Blazor
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@using EnvelopeGenerator.Server.Client.Services
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@using Microsoft.AspNetCore.Components.Forms
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@inject IJSRuntime JSRuntime
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@inject AppVersionService AppVersion
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@inject ILogger<EnvelopeSenderEditorPage> Logger
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<link href="_content/DevExpress.Blazor.Themes/blazing-berry.bs5.min.css" rel="stylesheet" />
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<link href="@AppVersion.GetVersionedUrl("css/envelope-viewer.css")" rel="stylesheet" />
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<script src="@AppVersion.GetVersionedUrl("js/envelope-editor.js")"></script>
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<div class="envelope-viewer-layout">
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@* ── Action Bar ── *@
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<div class="envelope-action-bar">
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<div class="envelope-action-bar__inner"
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style="flex-direction: row; align-items: center; padding: 0.35rem 1.5rem; gap: 0.75rem;">
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@* Left: Title *@
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<div style="flex: 1; min-width: 0; display: flex; align-items: center; gap: 0.75rem;">
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<div style="font-size: 0.9rem; font-weight: 600; color: #1f2937; white-space: nowrap;">
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Neues Dokument
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</div>
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@if (_pdfLoaded)
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{
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<span style="font-size: 0.7rem; color: #6b7280;">@_fileName</span>
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@if (_signatureFields.Count > 0)
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{
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<span style="display: inline-flex; align-items: center; padding: 0.125rem 0.4rem;
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background: #ede9fe; border-radius: 0.25rem; color: #6d28d9;
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font-weight: 500; font-size: 0.7rem; white-space: nowrap;">
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@_signatureFields.Count Signaturfeld@(_signatureFields.Count != 1 ? "er" : "")
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</span>
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}
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}
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</div>
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@* Right: Buttons *@
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<div style="display: flex; align-items: center; gap: 0.5rem; flex-shrink: 0;">
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@* PDF Upload *@
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<label class="pdf-toolbar__btn"
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title="PDF hochladen"
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style="cursor: pointer; display: inline-flex; align-items: center; gap: 0.3rem; padding: 0.3rem 0.75rem; font-size: 0.75rem; font-weight: 500;">
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<svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" fill="currentColor" viewBox="0 0 16 16">
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<path d="M.5 9.9a.5.5 0 0 1 .5.5v2.5a1 1 0 0 0 1 1h12a1 1 0 0 0 1-1v-2.5a.5.5 0 0 1 1 0v2.5a2 2 0 0 1-2 2H2a2 2 0 0 1-2-2v-2.5a.5.5 0 0 1 .5-.5z" />
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<path d="M7.646 1.146a.5.5 0 0 1 .708 0l3 3a.5.5 0 0 1-.708.708L8.5 2.707V11.5a.5.5 0 0 1-1 0V2.707L5.354 4.854a.5.5 0 1 1-.708-.708l3-3z" />
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</svg>
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PDF hochladen
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<InputFile OnChange="OnPdfFileSelectedAsync"
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accept=".pdf"
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style="display: none;" />
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</label>
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@if (_pdfLoaded)
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{
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@* Toggle placement mode *@
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<button class="pdf-toolbar__btn @(_placementMode ? "pdf-toolbar__btn--signature-change-active" : "pdf-toolbar__btn--signature-change")"
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@onclick="TogglePlacementMode"
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title="@(_placementMode ? "Platzierungsmodus beenden" : "Signaturfeld hinzufügen")">
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<svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" fill="currentColor" viewBox="0 0 16 16">
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<path d="M12.146.146a.5.5 0 0 1 .708 0l3 3a.5.5 0 0 1 0 .708l-10 10a.5.5 0 0 1-.168.11l-5 2a.5.5 0 0 1-.65-.65l2-5a.5.5 0 0 1 .11-.168l10-10z" />
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</svg>
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<span class="pdf-toolbar__btn-text">
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@(_placementMode ? "Abbrechen" : "+ Signaturfeld")
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</span>
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</button>
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@* Clear all fields *@
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@if (_signatureFields.Count > 0)
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{
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<button class="pdf-toolbar__btn pdf-toolbar__btn--reset"
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@onclick="ClearAllFields"
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title="Alle Signaturfelder entfernen">
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<svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" fill="currentColor" viewBox="0 0 16 16">
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<path d="M5.5 5.5A.5.5 0 0 1 6 6v6a.5.5 0 0 1-1 0V6a.5.5 0 0 1 .5-.5zm2.5 0a.5.5 0 0 1 .5.5v6a.5.5 0 0 1-1 0V6a.5.5 0 0 1 .5-.5zm3 .5a.5.5 0 0 0-1 0v6a.5.5 0 0 0 1 0V6z" />
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<path fill-rule="evenodd" d="M14.5 3a1 1 0 0 1-1 1H13v9a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V4h-.5a1 1 0 0 1 0-2h3a1 1 0 0 1 1-1h3a1 1 0 0 1 1 1h3a1 1 0 0 1 1 1zM4.118 4 4 4.059V13a1 1 0 0 0 1 1h6a1 1 0 0 0 1-1V4.059L11.882 4H4.118zM2.5 3h11V2h-11v1z" />
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</svg>
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</button>
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}
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@* Save *@
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<button class="pdf-toolbar__btn pdf-toolbar__btn--success"
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@onclick="SaveAsync"
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title="Speichern"
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style="background: linear-gradient(135deg,#059669,#047857); color:#fff; border-radius:6px; padding:0.3rem 0.75rem; font-size:0.75rem; font-weight:600; border:none;">
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<svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" fill="currentColor" class="me-1" viewBox="0 0 16 16">
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<path d="M13.854 3.646a.5.5 0 0 1 0 .708l-7 7a.5.5 0 0 1-.708 0l-3.5-3.5a.5.5 0 1 1 .708-.708L6.5 10.293l6.646-6.647a.5.5 0 0 1 .708 0z" />
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</svg>
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Speichern
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</button>
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}
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</div>
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</div>
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@* Placement mode hint bar *@
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@if (_placementMode)
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{
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<div style="background: #4F46E5; color: white; font-size: 0.75rem; font-weight: 500;
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padding: 0.3rem 1.5rem; text-align: center; letter-spacing: 0.01em;">
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📌 Klicken Sie auf die gewünschte Stelle im Dokument, um ein Signaturfeld zu platzieren.
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</div>
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}
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</div>
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@* ── Content ── *@
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<div class="envelope-content" style="padding: 0; overflow: hidden;">
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@if (!_pdfLoaded)
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{
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@* Empty state *@
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<div class="d-flex justify-content-center align-items-center h-100">
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<div class="text-center" style="max-width: 420px;">
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<div style="width: 72px; height: 72px; background: rgba(255,255,255,0.15);
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border-radius: 50%; display: flex; align-items: center;
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justify-content: center; margin: 0 auto 1.25rem;">
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<svg xmlns="http://www.w3.org/2000/svg" width="36" height="36" fill="white" viewBox="0 0 16 16">
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<path d="M14 4.5V14a2 2 0 0 1-2 2H4a2 2 0 0 1-2-2V2a2 2 0 0 1 2-2h5.5L14 4.5zm-3 0A1.5 1.5 0 0 1 9.5 3V1H4a1 1 0 0 0-1 1v12a1 1 0 0 0 1 1h8a1 1 0 0 0 1-1V4.5h-2z" />
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</svg>
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</div>
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<h5 class="text-white mb-2">Kein Dokument geladen</h5>
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<p class="text-white mb-4" style="opacity: 0.75; font-size: 0.85rem;">
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Laden Sie eine PDF-Datei hoch, um Signaturfelder zu platzieren.
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</p>
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<label class="btn btn-light btn-sm" style="cursor: pointer; font-weight: 500;">
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<svg xmlns="http://www.w3.org/2000/svg" width="14" height="14" fill="currentColor" class="me-1" viewBox="0 0 16 16">
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<path d="M.5 9.9a.5.5 0 0 1 .5.5v2.5a1 1 0 0 0 1 1h12a1 1 0 0 0 1-1v-2.5a.5.5 0 0 1 1 0v2.5a2 2 0 0 1-2 2H2a2 2 0 0 1-2-2v-2.5a.5.5 0 0 1 .5-.5z" />
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<path d="M7.646 1.146a.5.5 0 0 1 .708 0l3 3a.5.5 0 0 1-.708.708L8.5 2.707V11.5a.5.5 0 0 1-1 0V2.707L5.354 4.854a.5.5 0 1 1-.708-.708l3-3z" />
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</svg>
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PDF hochladen
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<InputFile OnChange="OnPdfFileSelectedAsync" accept=".pdf" style="display: none;" />
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</label>
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</div>
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</div>
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}
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else if (_errorMessage is not null)
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{
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<div class="error-container">
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<div class="alert alert-danger shadow-lg m-4">
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<strong>Fehler:</strong> @_errorMessage
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</div>
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</div>
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}
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else
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{
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@* PDF viewer + overlay wrapper *@
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<div id="pdf-editor-wrapper" class="pdf-editor-wrapper"
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style="position: relative; width: 100%; height: 100%; overflow: auto;">
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@* DxPdfViewer — zoom fixed to 1.0 for reliable coordinate mapping *@
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<DxPdfViewer @ref="_pdfViewer"
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DocumentContent="@_pdfBytes"
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ZoomLevel="1.0"
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IsSinglePagePreview="false"
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CssClass="sender-editor-pdf-viewer" />
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@* Transparent overlay for click capture (active only in placement mode) *@
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<div id="pdf-editor-overlay"
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style="position: absolute; top: 0; left: 0; width: 100%; height: 100%;
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z-index: 20;
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pointer-events: @(_placementMode ? "auto" : "none");
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cursor: @(_placementMode ? "crosshair" : "default");"
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@onclick="OnOverlayClickAsync">
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@* Render placed signature field placeholders *@
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@foreach (var field in _signatureFields)
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{
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var f = field; // capture for lambda
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<div style="position: absolute;
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left: @(f.DisplayX.ToString("F1", System.Globalization.CultureInfo.InvariantCulture))px;
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top: @(f.DisplayY.ToString("F1", System.Globalization.CultureInfo.InvariantCulture))px;
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width: @(SigDisplayW)px;
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height: @(SigDisplayH)px;
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border: 2px dashed #4F46E5;
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background: rgba(79,70,229,0.10);
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border-radius: 4px;
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display: flex;
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flex-direction: column;
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align-items: center;
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justify-content: center;
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gap: 2px;
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pointer-events: auto;
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cursor: default;"
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@onclick:stopPropagation="true">
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<span style="font-size: 0.6rem; font-weight: 700; color: #4F46E5;
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letter-spacing: 0.05em; text-transform: uppercase;">
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Unterschrift
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</span>
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<span style="font-size: 0.55rem; color: #6d28d9; opacity: 0.8;">
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S.@f.Page
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</span>
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<button @onclick="() => RemoveField(f)"
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style="position: absolute; top: 2px; right: 4px;
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background: none; border: none; cursor: pointer;
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color: #6d28d9; font-size: 0.75rem; line-height: 1;
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padding: 0; opacity: 0.7;"
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title="Entfernen">
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×
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</button>
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</div>
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}
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</div>
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</div>
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}
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</div>
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</div>
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@code {
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// ── Constants ──
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// Signature field size in PDF points (fixed): 1.77" × 1.96" × 72 pt/inch
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const double SigWidthPt = 1.77 * 72; // 127.44 pt
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const double SigHeightPt = 1.96 * 72; // 141.12 pt
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// Display size of the overlay placeholder (pixels at zoom=1.0).
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// At zoom=1.0, 1 CSS px ≈ 1 pt in the DxPdfViewer render.
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const double SigDisplayW = SigWidthPt;
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const double SigDisplayH = SigHeightPt;
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// ── State ──
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DxPdfViewer? _pdfViewer;
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byte[]? _pdfBytes;
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bool _pdfLoaded = false;
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string _fileName = string.Empty;
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string? _errorMessage;
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bool _placementMode = false;
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List<SignatureFieldDraft> _signatureFields = [];
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// ── PDF upload ──
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async Task OnPdfFileSelectedAsync(InputFileChangeEventArgs e)
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{
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_errorMessage = null;
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||||
var file = e.File;
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if (file is null) return;
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if (!file.Name.EndsWith(".pdf", StringComparison.OrdinalIgnoreCase))
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||||
{
|
||||
_errorMessage = "Bitte wählen Sie eine PDF-Datei aus.";
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return;
|
||||
}
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||||
|
||||
try
|
||||
{
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||||
// Max 50 MB
|
||||
const long maxBytes = 50 * 1024 * 1024;
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using var ms = new System.IO.MemoryStream();
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await file.OpenReadStream(maxBytes).CopyToAsync(ms);
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_pdfBytes = ms.ToArray();
|
||||
_fileName = file.Name;
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||||
_pdfLoaded = true;
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||||
_signatureFields.Clear();
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||||
_placementMode = false;
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||||
|
||||
Logger.LogInformation("PDF loaded: {Name} ({Size} bytes)", _fileName, _pdfBytes.Length);
|
||||
}
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||||
catch (Exception ex)
|
||||
{
|
||||
_errorMessage = $"Fehler beim Laden der Datei: {ex.Message}";
|
||||
Logger.LogError(ex, "Failed to load PDF file");
|
||||
}
|
||||
}
|
||||
|
||||
// ── Placement mode ──
|
||||
void TogglePlacementMode() => _placementMode = !_placementMode;
|
||||
|
||||
void ClearAllFields()
|
||||
{
|
||||
_signatureFields.Clear();
|
||||
_placementMode = false;
|
||||
}
|
||||
|
||||
void RemoveField(SignatureFieldDraft field) => _signatureFields.Remove(field);
|
||||
|
||||
// ── Overlay click → add signature field ──
|
||||
async Task OnOverlayClickAsync(MouseEventArgs e)
|
||||
{
|
||||
if (!_placementMode) return;
|
||||
|
||||
// Get overlay container bounds via JS
|
||||
var coords = await JSRuntime.InvokeAsync<OverlayCoords>(
|
||||
"envelopeEditor.getClickCoords", "pdf-editor-overlay",
|
||||
e.ClientX, e.ClientY);
|
||||
|
||||
if (coords is null) return;
|
||||
|
||||
// At zoom=1.0: container pixels ≈ PDF display pixels.
|
||||
// DxPdfViewer renders at 96 dpi by default; PDF points = 72 dpi.
|
||||
// Scale factor: 96/72 = 1.333 → px / 1.333 = pt
|
||||
const double pxToPt = 72.0 / 96.0;
|
||||
|
||||
double xPt = coords.RelX * pxToPt;
|
||||
double yPt = coords.RelY * pxToPt;
|
||||
|
||||
// Active page: DxPdfViewer.ActivePageIndex is 0-based
|
||||
int page = (_pdfViewer?.ActivePageIndex ?? 0) + 1;
|
||||
|
||||
// Display position (px on overlay) — keep in px for CSS
|
||||
double displayX = coords.RelX;
|
||||
double displayY = coords.RelY;
|
||||
|
||||
// Prevent placing outside bounds
|
||||
if (displayX < 0 || displayY < 0) return;
|
||||
if (displayX + SigDisplayW > coords.ContainerW) displayX = coords.ContainerW - SigDisplayW;
|
||||
if (displayY + SigDisplayH > coords.ContainerH) displayY = coords.ContainerH - SigDisplayH;
|
||||
|
||||
var field = new SignatureFieldDraft(xPt, yPt, page, displayX, displayY);
|
||||
_signatureFields.Add(field);
|
||||
|
||||
Logger.LogInformation(
|
||||
"Signature field added: Page={Page} X={X:F1}pt Y={Y:F1}pt",
|
||||
page, xPt, yPt);
|
||||
|
||||
// Exit placement mode after one click (user can re-click button for next)
|
||||
_placementMode = false;
|
||||
}
|
||||
|
||||
// ── Save ──
|
||||
async Task SaveAsync()
|
||||
{
|
||||
if (_signatureFields.Count == 0)
|
||||
{
|
||||
await JSRuntime.InvokeVoidAsync("console.log",
|
||||
"[SenderEditor] No signature fields to save.");
|
||||
return;
|
||||
}
|
||||
|
||||
foreach (var f in _signatureFields)
|
||||
{
|
||||
await JSRuntime.InvokeVoidAsync("console.log",
|
||||
$"[SenderEditor] Field: Page={f.Page} X={f.XPt:F2}pt ({f.XPt/72:F3}in) Y={f.YPt:F2}pt ({f.YPt/72:F3}in)");
|
||||
}
|
||||
|
||||
await JSRuntime.InvokeVoidAsync("console.log",
|
||||
$"[SenderEditor] Total fields: {_signatureFields.Count}");
|
||||
}
|
||||
|
||||
protected override async Task OnAfterRenderAsync(bool firstRender)
|
||||
{
|
||||
if (!_pdfLoaded || _errorMessage is not null)
|
||||
return;
|
||||
|
||||
await JSRuntime.InvokeVoidAsync(
|
||||
"envelopeEditor.syncOverlayToPage",
|
||||
"pdf-editor-wrapper",
|
||||
"pdf-editor-overlay");
|
||||
}
|
||||
|
||||
// ── Models ──
|
||||
record SignatureFieldDraft(double XPt, double YPt, int Page, double DisplayX, double DisplayY);
|
||||
|
||||
record OverlayCoords(double RelX, double RelY, double ContainerW, double ContainerH);
|
||||
}
|
||||
@@ -51,6 +51,33 @@
|
||||
overflow: auto;
|
||||
}
|
||||
|
||||
.pdf-editor-wrapper {
|
||||
position: relative;
|
||||
min-height: 100%;
|
||||
}
|
||||
|
||||
.sender-editor-pdf-viewer {
|
||||
width: 100%;
|
||||
height: 100%;
|
||||
}
|
||||
|
||||
.sender-editor-pdf-viewer .dxbrv-document-surface {
|
||||
display: flex;
|
||||
flex-direction: column;
|
||||
align-items: center;
|
||||
}
|
||||
|
||||
.sender-editor-pdf-viewer .dxbrv-report-preview-content-flex-item {
|
||||
width: 100%;
|
||||
display: flex;
|
||||
justify-content: center;
|
||||
}
|
||||
|
||||
.sender-editor-pdf-viewer .dxbrv-report-preview-content {
|
||||
margin-left: auto;
|
||||
margin-right: auto;
|
||||
}
|
||||
|
||||
.pdf-viewer-container {
|
||||
height: 100%;
|
||||
display: flex;
|
||||
|
||||
@@ -0,0 +1,92 @@
|
||||
window.envelopeEditor = {
|
||||
_overlaySyncState: {},
|
||||
|
||||
/**
|
||||
* Returns click coordinates relative to the overlay element.
|
||||
* @param {string} overlayId - The id of the overlay div
|
||||
* @param {number} clientX - MouseEventArgs.ClientX from Blazor
|
||||
* @param {number} clientY - MouseEventArgs.ClientY from Blazor
|
||||
* @returns {{ relX, relY, containerW, containerH }}
|
||||
*/
|
||||
getClickCoords: function (overlayId, clientX, clientY) {
|
||||
const el = document.getElementById(overlayId);
|
||||
if (!el) return null;
|
||||
|
||||
const rect = el.getBoundingClientRect();
|
||||
return {
|
||||
relX: clientX - rect.left,
|
||||
relY: clientY - rect.top,
|
||||
containerW: rect.width,
|
||||
containerH: rect.height
|
||||
};
|
||||
},
|
||||
|
||||
syncOverlayToPage: function (wrapperId, overlayId) {
|
||||
const wrapper = document.getElementById(wrapperId);
|
||||
const overlay = document.getElementById(overlayId);
|
||||
|
||||
if (!wrapper || !overlay) {
|
||||
return;
|
||||
}
|
||||
|
||||
const existing = window.envelopeEditor._overlaySyncState[overlayId];
|
||||
if (existing) {
|
||||
return existing.sync();
|
||||
}
|
||||
|
||||
const findTarget = (currentWrapper) => {
|
||||
const page = currentWrapper.querySelector(".dxbrv-report-preview-content");
|
||||
if (page) {
|
||||
return page;
|
||||
}
|
||||
|
||||
return currentWrapper.querySelector(".dxbrv-report-preview-content-img") ||
|
||||
currentWrapper.querySelector("img.dxbrv-report-preview-content-img") ||
|
||||
currentWrapper.querySelector(".dxbrv-document-surface img");
|
||||
};
|
||||
|
||||
const sync = () => {
|
||||
const currentWrapper = document.getElementById(wrapperId);
|
||||
const currentOverlay = document.getElementById(overlayId);
|
||||
|
||||
if (!currentWrapper || !currentOverlay) {
|
||||
return;
|
||||
}
|
||||
|
||||
const target = findTarget(currentWrapper);
|
||||
if (!target) {
|
||||
currentOverlay.style.left = "0px";
|
||||
currentOverlay.style.top = "0px";
|
||||
currentOverlay.style.width = "0px";
|
||||
currentOverlay.style.height = "0px";
|
||||
return;
|
||||
}
|
||||
|
||||
const wrapperRect = currentWrapper.getBoundingClientRect();
|
||||
const targetRect = target.getBoundingClientRect();
|
||||
|
||||
currentOverlay.style.left = `${targetRect.left - wrapperRect.left + currentWrapper.scrollLeft}px`;
|
||||
currentOverlay.style.top = `${targetRect.top - wrapperRect.top + currentWrapper.scrollTop}px`;
|
||||
currentOverlay.style.width = `${targetRect.width}px`;
|
||||
currentOverlay.style.height = `${targetRect.height}px`;
|
||||
};
|
||||
|
||||
const scheduleSync = () => requestAnimationFrame(sync);
|
||||
|
||||
const observer = new MutationObserver(scheduleSync);
|
||||
observer.observe(wrapper, { childList: true, subtree: true, attributes: true });
|
||||
|
||||
wrapper.addEventListener("scroll", scheduleSync, { passive: true });
|
||||
window.addEventListener("resize", scheduleSync);
|
||||
|
||||
window.envelopeEditor._overlaySyncState[overlayId] = {
|
||||
sync,
|
||||
observer
|
||||
};
|
||||
|
||||
sync();
|
||||
setTimeout(sync, 50);
|
||||
setTimeout(sync, 150);
|
||||
setTimeout(sync, 400);
|
||||
}
|
||||
};
|
||||
Reference in New Issue
Block a user