From f93d23587762a13cb8949d33913476445f42645d Mon Sep 17 00:00:00 2001
From: Willem Dantuma <willem.dantuma@dobs.nl>
Date: Mon, 5 Oct 2020 14:58:47 +0200
Subject: [PATCH] add fm-gradient component

---
 projects/common/src/fm/common.module.ts       |  7 ++-
 .../src/fm/gradient/gradient.component.html   |  1 +
 .../src/fm/gradient/gradient.component.scss   |  4 ++
 .../fm/gradient/gradient.component.spec.ts    | 25 +++++++++
 .../src/fm/gradient/gradient.component.ts     | 53 +++++++++++++++++++
 5 files changed, 88 insertions(+), 2 deletions(-)
 create mode 100644 projects/common/src/fm/gradient/gradient.component.html
 create mode 100644 projects/common/src/fm/gradient/gradient.component.scss
 create mode 100644 projects/common/src/fm/gradient/gradient.component.spec.ts
 create mode 100644 projects/common/src/fm/gradient/gradient.component.ts

diff --git a/projects/common/src/fm/common.module.ts b/projects/common/src/fm/common.module.ts
index cdd9728..5f25f4b 100644
--- a/projects/common/src/fm/common.module.ts
+++ b/projects/common/src/fm/common.module.ts
@@ -53,6 +53,7 @@ import * as commonActions from './actions/app-common.actions';
 import * as commonReducers from './reducers/app-common.reducer';
 import * as commonEffects from './effects/app-common.effects';
 import { SecureOAuthStorage} from './shared/secureOAuthStorage';
+import { GradientComponent } from './gradient/gradient.component';
 
 export {
   SafePipe,
@@ -121,7 +122,8 @@ export {
     MenuBackgroundComponent,
     HasPackageDirective,
     HasClaimDirective,
-    UserMenuComponent
+    UserMenuComponent,
+    GradientComponent
   ],
   exports: [
     NgbModule,
@@ -141,7 +143,8 @@ export {
     MenuBackgroundComponent,
     HasPackageDirective,
     HasClaimDirective,
-    UserMenuComponent
+    UserMenuComponent,
+    GradientComponent
   ]
 })
 export class AppCommonModule {
diff --git a/projects/common/src/fm/gradient/gradient.component.html b/projects/common/src/fm/gradient/gradient.component.html
new file mode 100644
index 0000000..dd83e53
--- /dev/null
+++ b/projects/common/src/fm/gradient/gradient.component.html
@@ -0,0 +1 @@
+<div class="gradient" [ngStyle]="gradientStyle"></div>
diff --git a/projects/common/src/fm/gradient/gradient.component.scss b/projects/common/src/fm/gradient/gradient.component.scss
new file mode 100644
index 0000000..81c3c6a
--- /dev/null
+++ b/projects/common/src/fm/gradient/gradient.component.scss
@@ -0,0 +1,4 @@
+.gradient {
+    height: 100%;
+    width: 100%;
+}
\ No newline at end of file
diff --git a/projects/common/src/fm/gradient/gradient.component.spec.ts b/projects/common/src/fm/gradient/gradient.component.spec.ts
new file mode 100644
index 0000000..63f5330
--- /dev/null
+++ b/projects/common/src/fm/gradient/gradient.component.spec.ts
@@ -0,0 +1,25 @@
+import { ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { GradientComponent } from './gradient.component';
+
+describe('GradientComponent', () => {
+  let component: GradientComponent;
+  let fixture: ComponentFixture<GradientComponent>;
+
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      declarations: [ GradientComponent ]
+    })
+    .compileComponents();
+  });
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(GradientComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});
diff --git a/projects/common/src/fm/gradient/gradient.component.ts b/projects/common/src/fm/gradient/gradient.component.ts
new file mode 100644
index 0000000..c8bd266
--- /dev/null
+++ b/projects/common/src/fm/gradient/gradient.component.ts
@@ -0,0 +1,53 @@
+import { Component, Input, OnInit } from '@angular/core';
+import { IItem} from '../models/item'
+
+interface IColor {
+  red: number,
+  green: number,
+  blue: number,
+  alpha: number,
+}
+
+interface IGradientstop {
+  relativestop: number,
+  color: IColor
+}
+
+@Component({
+  selector: 'fm-gradient',
+  templateUrl: './gradient.component.html',
+  styleUrls: ['./gradient.component.scss']
+})
+export class GradientComponent implements OnInit {
+
+  @Input() item:IItem;
+  public gradientStyle:any = {};
+
+  constructor() { }
+
+  getGradientStyle(item:IItem):any {
+    if(item.data && item.data.gradient) {
+      let gradient = item.data.gradient as IGradientstop[];
+      let gd = '{ "background": "linear-gradient(to right,';
+      for(var i=0;i<gradient.length;i++) {
+        let gs = gradient[i];
+        if(i>0) gd+=",";
+        gd += `rgba(${gs.color.red},${gs.color.green},${gs.color.blue},${gs.color.alpha/255})`;          
+        gd +=` ${gs.relativestop*100}%`
+      }
+      gradient.forEach((gs) => {
+      });
+      gd+=')"}';
+      
+      return JSON.parse(gd);
+    }
+  }
+
+  ngOnInit(): void {
+    if(this.item.itemType == "vnd.farmmaps.itemtype.gradient") {
+       if(this.item) {
+         this.gradientStyle = this.getGradientStyle(this.item);
+       }
+    }
+  }
+}