Anforderungen  |   Konzepte  |   Entwurf  |   Entwicklung  |   Qualitätssicherung  |   Lebenszyklus  |   Steuerung
 
 
 
 


Quelle  viewports.js   Sprache: JAVA

 
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */


"use strict";

const {
  ADD_VIEWPORT,
  CHANGE_DEVICE,
  CHANGE_PIXEL_RATIO,
  CHANGE_VIEWPORT_ANGLE,
  EDIT_DEVICE,
  REMOVE_DEVICE_ASSOCIATION,
  RESIZE_VIEWPORT,
  ROTATE_VIEWPORT,
  ZOOM_VIEWPORT,
} = require("resource://devtools/client/responsive/actions/index.js");

const VIEWPORT_WIDTH_PREF = "devtools.responsive.viewport.width";
const VIEWPORT_HEIGHT_PREF = "devtools.responsive.viewport.height";
const VIEWPORT_PIXEL_RATIO_PREF = "devtools.responsive.viewport.pixelRatio";
const VIEWPORT_ANGLE_PREF = "devtools.responsive.viewport.angle";

let nextViewportId = 0;

const INITIAL_VIEWPORTS = [];
const INITIAL_VIEWPORT = {
  id: nextViewportId++,
  angle: Services.prefs.getIntPref(VIEWPORT_ANGLE_PREF, 0),
  device: "",
  deviceType: "",
  height: Services.prefs.getIntPref(VIEWPORT_HEIGHT_PREF, 480),
  width: Services.prefs.getIntPref(VIEWPORT_WIDTH_PREF, 320),
  pixelRatio: Services.prefs.getIntPref(VIEWPORT_PIXEL_RATIO_PREF, 0),
  userContextId: 0,
  zoom: 1,
};

const reducers = {
  [ADD_VIEWPORT](viewports, { userContextId }) {
    // For the moment, there can be at most one viewport.
    if (viewports.length === 1) {
      return viewports;
    }

    return [
      ...viewports,
      {
        ...INITIAL_VIEWPORT,
        userContextId,
      },
    ];
  },

  [CHANGE_DEVICE](viewports, { id, device, deviceType }) {
    return viewports.map(viewport => {
      if (viewport.id !== id) {
        return viewport;
      }

      return {
        ...viewport,
        device,
        deviceType,
      };
    });
  },

  [CHANGE_PIXEL_RATIO](viewports, { id, pixelRatio }) {
    return viewports.map(viewport => {
      if (viewport.id !== id) {
        return viewport;
      }

      Services.prefs.setIntPref(VIEWPORT_PIXEL_RATIO_PREF, pixelRatio);

      return {
        ...viewport,
        pixelRatio,
      };
    });
  },

  [CHANGE_VIEWPORT_ANGLE](viewports, { id, angle }) {
    return viewports.map(viewport => {
      if (viewport.id !== id) {
        return viewport;
      }

      Services.prefs.setIntPref(VIEWPORT_ANGLE_PREF, angle);

      return {
        ...viewport,
        angle,
      };
    });
  },

  [EDIT_DEVICE](viewports, { viewport, newDevice, deviceType }) {
    if (!viewport) {
      return viewports;
    }

    return viewports.map(v => {
      if (v.id !== viewport.id) {
        return viewport;
      }

      Services.prefs.setIntPref(VIEWPORT_WIDTH_PREF, newDevice.width);
      Services.prefs.setIntPref(VIEWPORT_HEIGHT_PREF, newDevice.height);
      Services.prefs.setIntPref(
        VIEWPORT_PIXEL_RATIO_PREF,
        newDevice.pixelRatio
      );

      return {
        ...viewport,
        device: newDevice.name,
        deviceType,
        height: newDevice.height,
        width: newDevice.width,
        pixelRatio: newDevice.pixelRatio,
        userAgent: newDevice.userAgent,
        touch: newDevice.touch,
      };
    });
  },

  [REMOVE_DEVICE_ASSOCIATION](viewports, { id }) {
    return viewports.map(viewport => {
      if (viewport.id !== id) {
        return viewport;
      }

      return {
        ...viewport,
        device: "",
        deviceType: "",
      };
    });
  },

  [RESIZE_VIEWPORT](viewports, { id, width, height }) {
    return viewports.map(viewport => {
      if (viewport.id !== id) {
        return viewport;
      }

      if (!height) {
        height = viewport.height;
      }

      if (!width) {
        width = viewport.width;
      }

      Services.prefs.setIntPref(VIEWPORT_WIDTH_PREF, width);
      Services.prefs.setIntPref(VIEWPORT_HEIGHT_PREF, height);

      return {
        ...viewport,
        height,
        width,
      };
    });
  },

  [ROTATE_VIEWPORT](viewports, { id }) {
    return viewports.map(viewport => {
      if (viewport.id !== id) {
        return viewport;
      }

      const height = viewport.width;
      const width = viewport.height;

      Services.prefs.setIntPref(VIEWPORT_WIDTH_PREF, width);
      Services.prefs.setIntPref(VIEWPORT_HEIGHT_PREF, height);

      return {
        ...viewport,
        height,
        width,
      };
    });
  },

  [ZOOM_VIEWPORT](viewports, { id, zoom }) {
    return viewports.map(viewport => {
      if (viewport.id !== id) {
        return viewport;
      }

      if (!zoom) {
        zoom = viewport.zoom;
      }

      return {
        ...viewport,
        zoom,
      };
    });
  },
};

module.exports = function (viewports = INITIAL_VIEWPORTS, action) {
  const reducer = reducers[action.type];
  if (!reducer) {
    return viewports;
  }
  return reducer(viewports, action);
};

Messung V0.5
C=99 H=100 G=99

¤ Dauer der Verarbeitung: 0.13 Sekunden  (vorverarbeitet)  ¤

*© Formatika GbR, Deutschland






Wurzel

Suchen

Beweissystem der NASA

Beweissystem Isabelle

NIST Cobol Testsuite

Cephes Mathematical Library

Wiener Entwicklungsmethode

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung und die Messung sind noch experimentell.






                                                                                                                                                                                                                                                                                                                                                                                                     


Neuigkeiten

     Aktuelles
     Motto des Tages

Software

     Produkte
     Quellcodebibliothek

Aktivitäten

     Artikel über Sicherheit
     Anleitung zur Aktivierung von SSL

Muße

     Gedichte
     Musik
     Bilder

Jenseits des Üblichen ....
    

Besucherstatistik

Besucherstatistik

Monitoring

Montastic status badge