67 lines
1.9 KiB
C
67 lines
1.9 KiB
C
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/*
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Copyright 2020-2020 Bo Zimmerman
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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enum PrintPayloadType
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{
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PETSCII,
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ASCII,
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RAW
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};
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static unsigned int DEFAULT_DELAY_MS = 5000;
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class ZPrint : public ZMode
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{
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private:
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WiFiClientNode *wifiSock = null;
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File tfile;
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Stream *outStream = null;
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unsigned int timeoutDelayMs = DEFAULT_DELAY_MS;
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char *lastPrinterSpec = 0;
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unsigned long currentExpiresTimeMs = 0;
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unsigned long nextFlushMs = 0;
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PrintPayloadType payloadType = PETSCII;
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unsigned long lastNonPlusTimeMs = 0;
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int plussesInARow=0;
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size_t pdex=0;
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size_t coldex=0;
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char pbuf[258];
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ZSerial serial;
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char lastLastC = 0;
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char lastC = 0;
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short jobNum = 0;
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size_t writeStr(char *s);
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size_t writeChunk(char *s, int len);
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void switchBackToCommandMode(bool error);
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ZResult finishSwitchTo(char *hostIp, char *req, int port, bool doSSL);
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void announcePrintJob(const char *hostIp, const int port, const char *req);
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public:
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ZResult switchTo(char *vbuf, int vlen, bool petscii);
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ZResult switchToPostScript(char *prefix);
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void setLastPrinterSpec(const char *spec);
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bool testPrinterSpec(const char *vbuf, int vlen, bool petscii);
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char *getLastPrinterSpec();
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void setTimeoutDelayMs(int ms);
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int getTimeoutDelayMs();
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void serialIncoming();
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void loop();
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};
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