From 52e2142434dd422a47a76190c413fc8198ecd30f Mon Sep 17 00:00:00 2001
From: pipipi-pikachu <pipipi_pikachu@163.com>
Date: Sat, 16 Jul 2022 21:13:39 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E6=94=AF=E6=8C=81=E5=9B=BE=E7=89=87?=
 =?UTF-8?q?=E7=9D=80=E8=89=B2=EF=BC=88=E8=92=99=E7=89=88=EF=BC=89?=
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---
 src/types/slides.ts                           |  13 +++
 .../ElementStylePanel/ImageStylePanel.vue     |   5 +-
 .../Toolbar/common/ElementColorMask.vue       | 100 ++++++++++++++++++
 .../element/ImageElement/BaseImageElement.vue |  14 +++
 .../components/element/ImageElement/index.vue |  14 +++
 5 files changed, 145 insertions(+), 1 deletion(-)
 create mode 100644 src/views/Editor/Toolbar/common/ElementColorMask.vue

diff --git a/src/types/slides.ts b/src/types/slides.ts
index a53277c9..a8471f44 100644
--- a/src/types/slides.ts
+++ b/src/types/slides.ts
@@ -211,6 +211,18 @@ export interface ImageElementClip {
   shape: string
 }
 
+/**
+ * 图片蒙版
+ * 
+ * color: 蒙版颜色
+ * 
+ * opacity: 蒙版透明度
+ */
+export interface ImageColorElementMask {
+  color: string
+  opacity: number
+}
+
 /**
  * 图片元素
  * 
@@ -242,6 +254,7 @@ export interface PPTImageElement extends PPTBaseElement {
   flipH?: boolean
   flipV?: boolean
   shadow?: PPTElementShadow
+  colorMask?: ImageColorElementMask
 }
 
 
diff --git a/src/views/Editor/Toolbar/ElementStylePanel/ImageStylePanel.vue b/src/views/Editor/Toolbar/ElementStylePanel/ImageStylePanel.vue
index 6c3adc11..423ee8ed 100644
--- a/src/views/Editor/Toolbar/ElementStylePanel/ImageStylePanel.vue
+++ b/src/views/Editor/Toolbar/ElementStylePanel/ImageStylePanel.vue
@@ -41,6 +41,8 @@
       </Popover>
     </ButtonGroup>
 
+    <Divider />
+    <ElementColorMask />
     <Divider />
     <ElementFilter />
     <Divider />
@@ -70,6 +72,7 @@ import ElementOutline from '../common/ElementOutline.vue'
 import ElementShadow from '../common/ElementShadow.vue'
 import ElementFlip from '../common/ElementFlip.vue'
 import ElementFilter from '../common/ElementFilter.vue'
+import ElementColorMask from '../common/ElementColorMask.vue'
 
 const shapeClipPathOptions = CLIPPATHS
 const ratioClipOptions = [
@@ -235,7 +238,7 @@ const resetImage = () => {
 
   slidesStore.removeElementProps({
     id: handleElementId.value,
-    propName: ['clip', 'outline', 'flip', 'shadow', 'filters'],
+    propName: ['clip', 'outline', 'flip', 'shadow', 'filters', 'colorMask'],
   })
   addHistorySnapshot()
 }
diff --git a/src/views/Editor/Toolbar/common/ElementColorMask.vue b/src/views/Editor/Toolbar/common/ElementColorMask.vue
new file mode 100644
index 00000000..0030290c
--- /dev/null
+++ b/src/views/Editor/Toolbar/common/ElementColorMask.vue
@@ -0,0 +1,100 @@
+<template>
+  <div class="element-color-mask">
+    <div class="row">
+      <div style="flex: 1;">重新着色（蒙版）：</div>
+      <div class="switch-wrapper" style="flex: 1;">
+        <Switch 
+          :checked="hasColorMask" 
+          @change="checked => toggleColorMask(checked as boolean)" 
+        />
+      </div>
+    </div>
+    <template v-if="hasColorMask">
+      <div class="row" style="margin-top: 15px;">
+        <div style="flex: 2;">蒙版颜色：</div>
+        <Popover trigger="click">
+          <template #content>
+            <ColorPicker
+              :modelValue="colorMask.color"
+              @update:modelValue="value => updateColorMask({ color: value })"
+            />
+          </template>
+          <ColorButton :color="colorMask.color" style="flex: 3;" />
+        </Popover>
+      </div>
+      <div class="row">
+        <div style="flex: 2;">不透明度：</div>
+        <Slider
+          class="opacity-slider"
+          :max="1"
+          :min="0"
+          :step="0.05"
+          :value="colorMask.opacity"
+          @change="value => updateColorMask({ opacity: value as number })"
+        />
+      </div>
+    </template>
+  </div>
+</template>
+
+<script lang="ts" setup>
+import { ref, watch } from 'vue'
+import { storeToRefs } from 'pinia'
+import { useMainStore, useSlidesStore } from '@/store'
+import { ImageColorElementMask } from '@/types/slides'
+import useHistorySnapshot from '@/hooks/useHistorySnapshot'
+
+import ColorButton from './ColorButton.vue'
+
+const defaultColorMask = { color: 'transparent', opacity: 0.3 }
+
+const slidesStore = useSlidesStore()
+const { handleElement, handleElementId } = storeToRefs(useMainStore())
+
+const colorMask = ref<ImageColorElementMask>(defaultColorMask)
+const hasColorMask = ref(false)
+
+const { addHistorySnapshot } = useHistorySnapshot()
+
+watch(handleElement, () => {
+  if (!handleElement.value || handleElement.value.type !== 'image') return
+
+  if (handleElement.value.colorMask) {
+    colorMask.value = handleElement.value.colorMask
+    hasColorMask.value = true
+  }
+  else hasColorMask.value = false
+}, { deep: true, immediate: true })
+
+const toggleColorMask = (checked: boolean) => {
+  if (!handleElement.value) return
+  if (checked) {
+    slidesStore.updateElement({ id: handleElement.value.id, props: { colorMask: defaultColorMask } })
+  }
+  else {
+    slidesStore.removeElementProps({ id: handleElement.value.id, propName: 'colorMask' })
+  }
+  addHistorySnapshot()
+}
+
+const updateColorMask = (colorMaskProp: Partial<ImageColorElementMask>) => {
+  const newColorMask = { ...colorMask.value, ...colorMaskProp }
+  slidesStore.updateElement({ id: handleElementId.value, props: { colorMask: newColorMask } })
+  addHistorySnapshot()
+}
+</script>
+
+<style lang="scss" scoped>
+.row {
+  width: 100%;
+  display: flex;
+  align-items: center;
+  margin-bottom: 10px;
+}
+.switch-wrapper {
+  text-align: right;
+}
+.opacity-slider {
+  flex: 3;
+}
+</style>
\ No newline at end of file
diff --git a/src/views/components/element/ImageElement/BaseImageElement.vue b/src/views/components/element/ImageElement/BaseImageElement.vue
index 78c44f84..94ff89ee 100644
--- a/src/views/components/element/ImageElement/BaseImageElement.vue
+++ b/src/views/components/element/ImageElement/BaseImageElement.vue
@@ -34,6 +34,13 @@
             }" 
             alt=""
           />
+          <div class="color-mask"
+            v-if="elementInfo.colorMask"
+            :style="{
+              backgroundColor: elementInfo.colorMask.color,
+              opacity: elementInfo.colorMask.opacity,
+            }"
+          ></div>
         </div>
       </div>
     </div>
@@ -95,4 +102,11 @@ const { filter } = useFilter(filters)
     position: absolute;
   }
 }
+.color-mask {
+  position: absolute;
+  top: 0;
+  bottom: 0;
+  left: 0;
+  right: 0;
+}
 </style>
diff --git a/src/views/components/element/ImageElement/index.vue b/src/views/components/element/ImageElement/index.vue
index 409b61eb..1b7fdbc4 100644
--- a/src/views/components/element/ImageElement/index.vue
+++ b/src/views/components/element/ImageElement/index.vue
@@ -52,6 +52,13 @@
             @dragstart.prevent
             alt=""
           />
+          <div class="color-mask"
+            v-if="elementInfo.colorMask"
+            :style="{
+              backgroundColor: elementInfo.colorMask.color,
+              opacity: elementInfo.colorMask.opacity,
+            }"
+          ></div>
         </div>
       </div>
     </div>
@@ -185,4 +192,11 @@ const handleClip = (data: ImageClipedEmitData | null) => {
     position: absolute;
   }
 }
+.color-mask {
+  position: absolute;
+  top: 0;
+  bottom: 0;
+  left: 0;
+  right: 0;
+}
 </style>