* Process a single content stream operation.
(op: AnyOperation)
| 61 | * Process a single content stream operation. |
| 62 | */ |
| 63 | private processOperation(op: AnyOperation): void { |
| 64 | // Handle inline images separately |
| 65 | if (isInlineImageOperation(op)) { |
| 66 | return; // Skip inline images |
| 67 | } |
| 68 | |
| 69 | const { operator, operands } = op; |
| 70 | |
| 71 | switch (operator) { |
| 72 | // Graphics state operators |
| 73 | case "q": |
| 74 | this.state.saveGraphicsState(); |
| 75 | break; |
| 76 | |
| 77 | case "Q": |
| 78 | this.state.restoreGraphicsState(); |
| 79 | break; |
| 80 | |
| 81 | case "cm": |
| 82 | this.handleCm(operands); |
| 83 | break; |
| 84 | |
| 85 | // Text object operators |
| 86 | case "BT": |
| 87 | this.state.beginText(); |
| 88 | break; |
| 89 | |
| 90 | case "ET": |
| 91 | this.state.endText(); |
| 92 | break; |
| 93 | |
| 94 | // Text state operators |
| 95 | case "Tc": |
| 96 | this.state.charSpacing = this.getNumber(operands[0]); |
| 97 | break; |
| 98 | |
| 99 | case "Tw": |
| 100 | this.state.wordSpacing = this.getNumber(operands[0]); |
| 101 | break; |
| 102 | |
| 103 | case "Tz": |
| 104 | this.state.horizontalScale = this.getNumber(operands[0]); |
| 105 | break; |
| 106 | |
| 107 | case "TL": |
| 108 | this.state.leading = this.getNumber(operands[0]); |
| 109 | break; |
| 110 | |
| 111 | case "Tf": |
| 112 | this.handleTf(operands); |
| 113 | break; |
| 114 | |
| 115 | case "Tr": |
| 116 | this.state.renderMode = this.getNumber(operands[0]); |
| 117 | break; |
| 118 | |
| 119 | case "Ts": |
| 120 | this.state.rise = this.getNumber(operands[0]); |
no test coverage detected