mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-10-30 13:45:27 +00:00
94 lines
2.9 KiB
C++
94 lines
2.9 KiB
C++
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
|
|
/* ex: set tabstop=8 softtabstop=4 shiftwidth=4 expandtab: */
|
|
/* 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/. */
|
|
|
|
|
|
#ifndef _PAPERPS_H_
|
|
#define _PAPERPS_H_
|
|
|
|
#include "nsDebug.h"
|
|
|
|
struct nsPaperSizePS_ {
|
|
const char *name;
|
|
float width_mm;
|
|
float height_mm;
|
|
bool isMetric; // Present to the user in metric, if possible
|
|
};
|
|
|
|
class nsPaperSizePS {
|
|
public:
|
|
/** ---------------------------------------------------
|
|
* Constructor
|
|
*/
|
|
nsPaperSizePS() { mCurrent = 0; }
|
|
|
|
/** ---------------------------------------------------
|
|
* @return true if the cursor points past the last item.
|
|
*/
|
|
bool AtEnd() { return mCurrent >= mCount; }
|
|
|
|
/** ---------------------------------------------------
|
|
* Position the cursor at the beginning of the paper size list.
|
|
* @return VOID
|
|
*/
|
|
void First() { mCurrent = 0; }
|
|
|
|
/** ---------------------------------------------------
|
|
* Advance the cursor to the next item.
|
|
* @return VOID
|
|
*/
|
|
void Next() {
|
|
NS_ASSERTION(!AtEnd(), "Invalid current item");
|
|
mCurrent++;
|
|
}
|
|
|
|
/** ---------------------------------------------------
|
|
* Point the cursor to the entry with the given paper name.
|
|
* @return true if pointing to a valid entry.
|
|
*/
|
|
bool Find(const char *aName);
|
|
|
|
/** ---------------------------------------------------
|
|
* @return a pointer to the name of the current paper size
|
|
*/
|
|
const char *Name() {
|
|
NS_PRECONDITION(!AtEnd(), "Invalid current item");
|
|
return mList[mCurrent].name;
|
|
}
|
|
|
|
/** ---------------------------------------------------
|
|
* @return the width of the page in millimeters
|
|
*/
|
|
float Width_mm() {
|
|
NS_PRECONDITION(!AtEnd(), "Invalid current item");
|
|
return mList[mCurrent].width_mm;
|
|
}
|
|
|
|
/** ---------------------------------------------------
|
|
* @return the height of the page in millimeters
|
|
*/
|
|
float Height_mm() {
|
|
NS_PRECONDITION(!AtEnd(), "Invalid current item");
|
|
return mList[mCurrent].height_mm;
|
|
}
|
|
|
|
/** ---------------------------------------------------
|
|
* @return true if the paper should be presented to
|
|
* the user in metric units.
|
|
*/
|
|
bool IsMetric() {
|
|
NS_PRECONDITION(!AtEnd(), "Invalid current item");
|
|
return mList[mCurrent].isMetric;
|
|
}
|
|
|
|
private:
|
|
unsigned int mCurrent;
|
|
static const nsPaperSizePS_ mList[];
|
|
static const unsigned int mCount;
|
|
};
|
|
|
|
#endif
|
|
|