Grade de poesia para revista urbana
Conclua um efeito de rastro do cursor em um cenário de nuvem e lago: inclui conteúdo real, controles acionáveis, feedback de estado claro e layout responsivo a diferentes tamanhos.
É possível editar, executar e salvar este exemplo após ativar JavaScript. O código-fonte fixo é o seguinte:
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<header class="mast"><div><span class="eyebrow">editorial / efeito de rastro do ponteiro / ADVANCED</span><h1>Grade de poesia para revista urbana</h1><p class="intro">Conclua um efeito de rastro do cursor em um cenário de nuvem e lago: inclui conteúdo real, controles acionáveis, feedback de estado claro e layout responsivo a diferentes tamanhos.</p></div><span class="scenario">Lago de nuvens</span></header>
<figure class="composition-gallery"><section class="demo" aria-label="Área interativa do efeito de rastros do ponteiro sobre o lago de nuvens"><div class="workflow-guide"><nav class="guide-rail" aria-label="orientação do Lago Nuvem"><span class="eyebrow">Lago das nuvens GUIDE</span><ol><li data-workflow-guide-step="0" aria-current="step"><b>1</b><span>Camada básica do lago de nuvens</span></li><li data-workflow-guide-step="1"><b>2</b><span>Camadas dinâmicas do lago de nuvens</span></li><li data-workflow-guide-step="2"><b>3</b><span>Camadas de exibição do Lago das Nuvens</span></li></ol><div class="guide-actions"><button id="workflowGuideBack" class="action" type="button" disabled>Etapa anterior</button><button id="workflowGuideNext" class="action primary" type="button">Concluir esta etapa</button></div><div id="workflowGuideProgress" role="progressbar" aria-label="Conclusão do Lago de Nuvens" aria-valuemin="0" aria-valuemax="100" aria-valuenow="0"><i></i></div></nav><section id="workflowCore" class="workflow-core guide-core" data-guide-step="0" aria-describedby="workflowGuideInstruction"><p id="workflowGuideInstruction">No caso principal, conclua as operações relacionadas à “camada base do lago de nuvens”.</p><!-- 11DZ_CORE_START:creative-effects-cursor-trail --><div class="cursor-trail-lab" data-trail-layout="aurora-band"><section class="trail-stage"><canvas id="trailCanvas" width="960" height="460" tabindex="0" aria-label="Tela de traços do ponteiro no lago de nuvens; mova o ponteiro ou use as setas para desenhar os traços" aria-describedby="trailHelp">Este navegador não suporta Canvas.</canvas><div><span>Lago de nuvens</span><h2>Um rastro de aurora cruza a faixa de observação e deixa um rastro colorido</h2><p id="trailHelp">Mova o mouse, toque a tela ou, após focar, use as setas do teclado para desenhar.</p></div></section><aside class="trail-controls panel"><span class="eyebrow">CURSOR TRAIL</span><h2>Faixa de observação da aurora</h2><label>Comprimento do rastro de luz <input id="trailLength" type="range" min="12" max="90" value="72" data-core-bridge="creative-effects-cursor-trail"><output id="trailLengthValue">72</output></label><label>Tamanho do ponto de luz <input id="trailSize" type="range" min="3" max="18" value="6"><output id="trailSizeValue">6px</output></label><button id="trailClear" class="action" type="button">Limpar trilha de luz</button></aside></div><!-- 11DZ_CORE_END --></section><aside class="guide-evidence"><details id="workflowGuideDetails"><summary>Ver requisitos de aceitação</summary><ul><li>A camada base do lago em nuvem precisa de uma mudança visível de estado</li><li>A camada dinâmica do lago de nuvens precisa de uma mudança de estado visível uma vez</li><li>A camada de exibição do Lago das Nuvens precisa de uma mudança de estado visível</li></ul></details><form id="workflowGuideEvidenceForm"><label>Evidência desta etapa<textarea id="workflowGuideEvidence" rows="3" placeholder="Registrar o estado observado"></textarea></label><input class="action" type="submit" value="Salvar evidência"></form><output id="workflowGuideSummary">0 / 3 passos concluídos</output></aside></div><p id="status" class="status" role="status" aria-live="polite"></p></section><figcaption class="gallery-caption"><strong>Lago da Nuvem / GALLERY 03</strong></figcaption></figure>
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