openharmony/third_party_qrcodegen
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Updated and added 5 comments in all language versions except C.

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This commit is contained in:
Project Nayuki 2018-08-22 19:23:40 +00:00
parent d1f53e6e7d
commit 62930ef455
6 changed files with 42 additions and 24 deletions
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11
cpp/QrCode.hpp
View File

@ -164,6 +164,7 @@ class QrCode final {
/*---- Private helper methods for constructor: Drawing function modules ----*/
// Reads this object's version field, and draws and marks all function modules.
private: void drawFunctionPatterns();
@ -173,20 +174,22 @@ class QrCode final {
// Draws two copies of the version bits (with its own error correction code),
// based on this object's version field (which only has an effect for 7 <= version <= 40).
// based on this object's version field, iff 7 <= version <= 40.
private: void drawVersion();
// Draws a 9*9 finder pattern including the border separator, with the center module at (x, y).
// Draws a 9*9 finder pattern including the border separator,
// with the center module at (x, y). Modules can be out of bounds.
private: void drawFinderPattern(int x, int y);
// Draws a 5*5 alignment pattern, with the center module at (x, y).
// Draws a 5*5 alignment pattern, with the center module
// at (x, y). All modules must be in bounds.
private: void drawAlignmentPattern(int x, int y);
// Sets the color of a module and marks it as a function module.
// Only used by the constructor. Coordinates must be in range.
// Only used by the constructor. Coordinates must be in bounds.
private: void setFunctionModule(int x, int y, bool isBlack);

11
java/io/nayuki/qrcodegen/QrCode.java
View File

@ -312,6 +312,7 @@ public final class QrCode {
/*---- Private helper methods for constructor: Drawing function modules ----*/
// Reads this object's version field, and draws and marks all function modules.
private void drawFunctionPatterns() {
// Draw horizontal and vertical timing patterns
for (int i = 0; i < size; i++) {
@ -373,7 +374,7 @@ public final class QrCode {
// Draws two copies of the version bits (with its own error correction code),
// based on this object's version field (which only has an effect for 7 <= version <= 40).
// based on this object's version field, iff 7 <= version <= 40.
private void drawVersion() {
if (version < 7)
return;
@ -395,7 +396,8 @@ public final class QrCode {
}
// Draws a 9*9 finder pattern including the border separator, with the center module at (x, y).
// Draws a 9*9 finder pattern including the border separator,
// with the center module at (x, y). Modules can be out of bounds.
private void drawFinderPattern(int x, int y) {
for (int i = -4; i <= 4; i++) {
for (int j = -4; j <= 4; j++) {
@ -408,7 +410,8 @@ public final class QrCode {
}
// Draws a 5*5 alignment pattern, with the center module at (x, y).
// Draws a 5*5 alignment pattern, with the center module
// at (x, y). All modules must be in bounds.
private void drawAlignmentPattern(int x, int y) {
for (int i = -2; i <= 2; i++) {
for (int j = -2; j <= 2; j++)
@ -418,7 +421,7 @@ public final class QrCode {
// Sets the color of a module and marks it as a function module.
// Only used by the constructor. Coordinates must be in range.
// Only used by the constructor. Coordinates must be in bounds.
private void setFunctionModule(int x, int y, boolean isBlack) {
modules[y][x] = isBlack;
isFunction[y][x] = true;

11
javascript/qrcodegen.js
View File

@ -188,6 +188,7 @@ var qrcodegen = new function() {
/*---- Private helper methods for constructor: Drawing function modules ----*/
// Reads this object's version field, and draws and marks all function modules.
function drawFunctionPatterns() {
// Draw horizontal and vertical timing patterns
for (var i = 0; i < size; i++) {
@ -250,7 +251,7 @@ var qrcodegen = new function() {
// Draws two copies of the version bits (with its own error correction code),
// based on this object's version field (which only has an effect for 7 <= version <= 40).
// based on this object's version field, iff 7 <= version <= 40.
function drawVersion() {
if (version < 7)
return;
@ -273,7 +274,8 @@ var qrcodegen = new function() {
}
// Draws a 9*9 finder pattern including the border separator, with the center module at (x, y).
// Draws a 9*9 finder pattern including the border separator,
// with the center module at (x, y). Modules can be out of bounds.
function drawFinderPattern(x, y) {
for (var i = -4; i <= 4; i++) {
for (var j = -4; j <= 4; j++) {
@ -286,7 +288,8 @@ var qrcodegen = new function() {
}
// Draws a 5*5 alignment pattern, with the center module at (x, y).
// Draws a 5*5 alignment pattern, with the center module
// at (x, y). All modules must be in bounds.
function drawAlignmentPattern(x, y) {
for (var i = -2; i <= 2; i++) {
for (var j = -2; j <= 2; j++)
@ -296,7 +299,7 @@ var qrcodegen = new function() {
// Sets the color of a module and marks it as a function module.
// Only used by the constructor. Coordinates must be in range.
// Only used by the constructor. Coordinates must be in bounds.
function setFunctionModule(x, y, isBlack) {
modules[y][x] = isBlack;
isFunction[y][x] = true;

11
python/qrcodegen.py
View File

@ -241,6 +241,7 @@ class QrCode(object):
# ---- Private helper methods for constructor: Drawing function modules ----
def _draw_function_patterns(self):
"""Reads this object's version field, and draws and marks all function modules."""
# Draw horizontal and vertical timing patterns
for i in range(self._size):
self._set_function_module(6, i, i % 2 == 0)
@ -296,7 +297,7 @@ class QrCode(object):
def _draw_version(self):
"""Draws two copies of the version bits (with its own error correction code),
based on this object's version field (which only has an effect for 7 <= version <= 40)."""
based on this object's version field, iff 7 <= version <= 40."""
if self._version < 7:
return
@ -316,7 +317,8 @@ class QrCode(object):
def _draw_finder_pattern(self, x, y):
"""Draws a 9*9 finder pattern including the border separator, with the center module at (x, y)."""
"""Draws a 9*9 finder pattern including the border separator,
with the center module at (x, y). Modules can be out of bounds."""
for i in range(-4, 5):
for j in range(-4, 5):
xx, yy = x + j, y + i
@ -326,7 +328,8 @@ class QrCode(object):
def _draw_alignment_pattern(self, x, y):
"""Draws a 5*5 alignment pattern, with the center module at (x, y)."""
"""Draws a 5*5 alignment pattern, with the center module
at (x, y). All modules must be in bounds."""
for i in range(-2, 3):
for j in range(-2, 3):
self._set_function_module(x + j, y + i, max(abs(i), abs(j)) != 1)
@ -334,7 +337,7 @@ class QrCode(object):
def _set_function_module(self, x, y, isblack):
"""Sets the color of a module and marks it as a function module.
Only used by the constructor. Coordinates must be in range."""
Only used by the constructor. Coordinates must be in bounds."""
assert type(isblack) is bool
self._modules[y][x] = isblack
self._isfunction[y][x] = True

11
rust/src/lib.rs
View File

@ -269,6 +269,7 @@ impl QrCode {
/*---- Private helper methods for constructor: Drawing function modules ----*/
// Reads this object's version field, and draws and marks all function modules.
fn draw_function_patterns(&mut self) {
// Draw horizontal and vertical timing patterns
let size: i32 = self.size;
@ -339,7 +340,7 @@ impl QrCode {
// Draws two copies of the version bits (with its own error correction code),
// based on this object's version field (which only has an effect for 7 <= version <= 40).
// based on this object's version field, iff 7 <= version <= 40.
fn draw_version(&mut self) {
if self.version.value() < 7 {
return;
@ -364,7 +365,8 @@ impl QrCode {
}
// Draws a 9*9 finder pattern including the border separator, with the center module at (x, y).
// Draws a 9*9 finder pattern including the border separator,
// with the center module at (x, y). Modules can be out of bounds.
fn draw_finder_pattern(&mut self, x: i32, y: i32) {
for i in -4 .. 5 {
for j in -4 .. 5 {
@ -379,7 +381,8 @@ impl QrCode {
}
// Draws a 5*5 alignment pattern, with the center module at (x, y).
// Draws a 5*5 alignment pattern, with the center module
// at (x, y). All modules must be in bounds.
fn draw_alignment_pattern(&mut self, x: i32, y: i32) {
for i in -2 .. 3 {
for j in -2 .. 3 {
@ -390,7 +393,7 @@ impl QrCode {
// Sets the color of a module and marks it as a function module.
// Only used by the constructor. Coordinates must be in range.
// Only used by the constructor. Coordinates must be in bounds.
fn set_function_module(&mut self, x: i32, y: i32, isblack: bool) {
*self.module_mut(x, y) = isblack;
self.isfunction[(y * self.size + x) as usize] = true;

11
typescript/qrcodegen.ts
View File

@ -251,6 +251,7 @@ namespace qrcodegen {
/*-- Private helper methods for constructor: Drawing function modules --*/
// Reads this object's version field, and draws and marks all function modules.
private drawFunctionPatterns(): void {
// Draw horizontal and vertical timing patterns
for (let i = 0; i < this.size; i++) {
@ -313,7 +314,7 @@ namespace qrcodegen {
// Draws two copies of the version bits (with its own error correction code),
// based on this object's version field (which only has an effect for 7 <= version <= 40).
// based on this object's version field, iff 7 <= version <= 40.
private drawVersion(): void {
if (this.version < 7)
return;
@ -337,7 +338,8 @@ namespace qrcodegen {
}
// Draws a 9*9 finder pattern including the border separator, with the center module at (x, y).
// Draws a 9*9 finder pattern including the border separator,
// with the center module at (x, y). Modules can be out of bounds.
private drawFinderPattern(x: int, y: int): void {
for (let i = -4; i <= 4; i++) {
for (let j = -4; j <= 4; j++) {
@ -351,7 +353,8 @@ namespace qrcodegen {
}
// Draws a 5*5 alignment pattern, with the center module at (x, y).
// Draws a 5*5 alignment pattern, with the center module
// at (x, y). All modules must be in bounds.
private drawAlignmentPattern(x: int, y: int): void {
for (let i = -2; i <= 2; i++) {
for (let j = -2; j <= 2; j++)
@ -361,7 +364,7 @@ namespace qrcodegen {
// Sets the color of a module and marks it as a function module.
// Only used by the constructor. Coordinates must be in range.
// Only used by the constructor. Coordinates must be in bounds.
private setFunctionModule(x: int, y: int, isBlack: boolean): void {
this.modules[y][x] = isBlack;
this.isFunction[y][x] = true;